Table 2.

Identification of metabolites of yeast culture.

Name		Relative Peak Area of Fermented Product
		YC12	YC24	YC36	YC48	YC60	SZ1
1	Styrene	N/A	N/A	N/A	N/A	N/A	4.4 × 106
2	Propanoic acid	1.1 × 109	1.3 × 109	1.1 × 109	1.3 × 109	1.7 × 109	5015342
3	Mercaptoacetic acid	N/A	N/A	N/A	N/A	5.8 × 107	N/A
4	Acetic acid	7.1 × 107	8.7 × 107	5.9 × 107	7.7 × 107	6.6 × 107	6.9 × 106
5	L-Valine	2.2 × 107	7.4 × 107	8.5 × 107	1.3 × 108	3.7 × 107	1.8 × 107
6	Phenylpropanolamine	N/A	N/A	N/A	N/A	N/A	1.8 × 107
7	Ethanimidic acid	4.4 × 106	N/A	N/A	1.0 × 106	1.0 × 106	N/A
8	L-(+)-Lactic acid	1.7 × 108	2.1 × 108	1.6 × 108	2.0 × 108	1.9 × 108	2.1 × 109
9	l-Alanine	3.8 × 107	9.7 × 107	1.3 × 108	1.9 × 108	7.4 × 107	1.7 × 106
10	l-Proline	N/A	1.0 × 106	2.2 × 107	N/A	N/A	N/A
11	Propanedioic acid	1.3 × 107	1.0 × 106	N/A	1.0 × 106	1.1 × 107	6.4 × 106
12	Ethyl phosphoric acid	N/A	1.0 × 106	1.0 × 106	1.7 × 107	N/A	2.8 × 106
13	Urea	2.0 × 109	2.8 × 109	9.1 × 108	2.1 × 109	2.3 × 109	1.9 × 106
14	L-Leucine	5.3 × 108	6.5 × 108	3.5 × 108	5.0 × 108	6.7 × 108	3.2 × 107
15	l-Threonine	N/A	1.0 × 106	N/A	1.0 × 106	1.0 × 106	N/A
16	Butane	N/A	N/A	N/A	N/A	N/A	4.1 × 106
17	Glycine	3.6 × 108	1.3 × 109	9.9 × 108	1.4 × 109	1.4 × 109	8.2 × 106
18	Butanedioic acid	1.5 × 108	2.0 × 108	1.7 × 108	2.0 × 108	3.0 × 108	6.8 × 107
19	Glycerol	N/A	N/A	N/A	N/A	N/A	2.2 × 109
20	Pyrimidine	1.2 × 108	1.8 × 108	1.2 × 108	1.9 × 108	2.0 × 108	N/A
21	2-Butenedioic acid	1.6 × 107	2.7 × 107	1.8 × 107	2.2 × 107	1.0 × 106	4.8 × 107
22	Serine	1.5 × 108	2.8 × 108	9.9 × 107	2.5 × 108	1.0 × 106	1.4 × 107
23	l-Methionine	1.0 × 106	1.0 × 106	7.3 × 107	1.0 × 106	1.0 × 106	N/A
24	beta-Alanine	1.0 × 106	1.0 × 106	1.6 × 107	N/A	N/A	N/A
25	ketobutyrate	N/A	N/A	N/A	N/A	6.3 × 107	N/A
26	2-Hydroxycyclohexane-1-carboxylic acid	4.01 × 107	1.03 × 106	1.0 × 106	6.6 × 107	N/A	N/A
27	L-Homoserine	3.00 × 107	N/A	1.9 × 107	3.8 × 107	N/A	N/A
28	Aminomalonic acid	7.69 × 107	7.59 × 107	6.5 × 107	6.8 × 107	9.8 × 107	N/A
29	oxalate	N/A	N/A	N/A	N/A	N/A	3.0 × 106
30	L-Proline	7.2 × 108	1.0 × 109	7.3 × 108	1.2 × 109	1.3 × 109	7.9 × 107
31	L-Aspartic acid	1.3 × 108	2.2 × 108	5.8 × 107	1.2 × 108	1.8 × 108	2.3 × 107
32	Naphthalene	N/A	N/A	N/A	N/A	N/A	4.0 × 107
33	Alanine	8.4 × 107	1.1 × 108	1.5 × 108	1.5 × 108	9.5 × 107	N/A
34	2-Furancarboxylic acid	N/A	1.0 × 106	1.2 × 107	2.2 × 107	2.2 × 107	N/A
35	L-Threonic acid	1.3 × 107	5.6 × 107	2.8 × 107	5.0 × 107	5.0 × 107	3.2 × 107
36	2-Pentenoic acid	1.0 × 106	N/A	9.0 × 106	1.0 × 106	N/A	N/A
37	Xylonic acid	N/A	N/A	N/A	N/A	N/A	2.2 × 106
38	L-Sorbose	N/A	N/A	N/A	N/A	N/A	1.4 × 107
39	Carbamoylglycine	9.9 × 107	1.0 × 106	4.7 × 107	1.1 × 108	1.1 × 108	N/A
40	Ornithine	N/A	1.7 × 108	N/A	7.0 × 107	N/A	N/A
41	Glutamic acid	N/A	N/A	N/A	N/A	N/A	6.4 × 106
42	Xylitol	N/A	N/A	N/A	N/A	N/A	1.3 × 107
43	Tricarballylic acid	N/A	N/A	N/A	N/A	N/A	3.4 × 107
44	Adonitol	N/A	N/A	N/A	N/A	N/A	N/A
45	D-Arabino-Hexonic acid	N/A	N/A	N/A	N/A	N/A	N/A
46	L-Asparagine	2.3 × 107	4.3 × 107	1.5 × 107	4.2 × 107	4.7 × 107	N/A
47	D-(+)-Talose	N/A	N/A	N/A	N/A	N/A	N/A
48	D-(+)-Arabitol	4.3 × 107	3.9 × 107	5.2 × 107	8.1 × 107	8.5 × 107	N/A
49	D-Mannitol	N/A	N/A	N/A	N/A	N/A	N/A
50	Dulcitol	N/A	N/A	N/A	N/A	N/A	N/A
51	1-Propene-1,2,3-tricarboxylic acid	3.3 × 107	4.0 × 107	2.8 × 107	4.2 × 107	3.8 × 107	N/A
52	Benzoic acid	1.6 × 107	1.0 × 106	1.4 × 107	1.9 × 107	1.4 × 107	N/A
53	Phosphoric acid	2.0 × 108	2.7 × 108	2.5 × 108	3.5 × 108	2.4 × 108	N/A
54	Glycylglycine	1.0 × 106	N/A	N/A	N/A	N/A	N/A
55	Ribonic acid	N/A	N/A	N/A	N/A	N/A	9.7 × 106
56	2-Keto-l-gluconic acid	N/A	N/A	N/A	N/A	1.0 × 106	N/A
57	DL-Ornithine	2.5 × 107	8.0 × 107	3.6 × 107	7.6 × 107	7.2 × 107	N/A
58	1,2,3-Propanetricarboxylic acid	2.4 × 108	3.6 × 108	N/A	1.0 × 106	1.0 × 106	3.1 × 107
59	l-Fucitol	4.4 × 107	5.4 × 107	4.3 × 107	5.8 × 107	7.9 × 107	N/A
60	d-Pinitol	3.4 × 108	4.2 × 108	2.9 × 108	4.3 × 108	2.8 × 108	N/A
61	d-(+)-Cellobiose	N/A	N/A	N/A	N/A	N/A	1.0 × 107
62	fructose	1.6 × 108	2.2 × 108	1.9 × 108	2.8 × 108	2.5 × 108	4.3 × 107
63	d-Mannose	N/A	1.0 × 106	N/A	N/A	1.5 × 108	N/A
64	l-Tyrosine	3.1 × 108	4.4 × 108	3.0 × 108	4.7 × 108	6.4 × 108	N/A
65	l-Lysine	N/A	7.6 × 108	N/A	N/A	N/A	N/A
66	d-(−)-Ribose	N/A	N/A	1.0 × 106	1.7 × 108	N/A	N/A
67	Phenol	1.0 × 106	1.0 × 106	1.8 × 108	3.3 × 108	3.9 × 108	N/A
68	Inositol	5.8 × 107	8.6 × 107	6.4 × 107	4.8 × 108	3.7 × 108	6.7 × 106
69	Hexanoic acid	N/A	N/A	N/A	1.0 × 106	N/A	N/A
70	d-(+)-Galactopyranose	7.3 × 107	1.0 × 108	8.3 × 107	1.5 × 108	1.0 × 106	N/A
71	d-Gluconic acid	1.8 × 108	2.5 × 108	2.9 × 107	2.6 × 108	1.4 × 108	4.3 × 107
72	Hexadecanoic acid	1.5 × 108	1.5 × 108	1.2 × 108	2.0 × 108	2.6 × 108	5.2 × 108
73	(Z)-4-Nitro-alpha-(p-nitrophenyl)cinnamic acid	N/A	N/A	N/A	1.5 × 108	N/A	N/A
74	alpha-d-(+)-Talopyranose	2.4 × 107	4.0 × 107	N/A	1.0 × 106	1.3 × 108	N/A
75	l-Tryptophan	N/A	7.8 × 107	1.0 × 106	N/A	N/A	N/A
76	Octadecanoic acid	1.7 × 108	1.6 × 108	2.0 × 108	2.9 × 108	3.3 × 108	N/A
77	Pentanoic acid	N/A	N/A	N/A	1.0 × 106	N/A	N/A
78	Arachidonic acid	N/A	N/A	1.0 × 106	1.8 × 107	1.9 × 107	N/A
79	Morphinan	N/A	1.5 × 107	N/A	N/A	1.0 × 106	N/A
80	1,5-Anhydro-d-sorbitol	7.2 × 106	1.4 × 107	5.0 × 107	1.0 × 106	1.2 × 107	N/A
81	Lactulose	5.9 × 106	N/A	2.9 × 107	N/A	N/A	N/A
82	Decanedioic acid	N/A	N/A	5.4 × 107	N/A	1.0 × 106	N/A
83	Sucrose	3.0 × 107	3.8 × 107	2.5 × 107	N/A	2.7 × 108	6.4 × 106
84	Maltose	3.8 × 107	1.1 × 108	5.7 × 107	1.0 × 106	3.0 × 107	N/A
85	Palatinose	4.3 × 107	3.0 × 107	N/A	N/A	N/A	N/A

N/A indicates that the substance does not exist. YC, yeast culture.