. 2018 Apr 1;2018:4823126. doi: 10.1155/2018/4823126

Table 3.

Chemical constituents detected in of Streptomyces sp. MUM292 extract.

Number	Constituents	Retention time (min)	Molecular formula	Molecular weight (MW)	Similarity (%)	Biological activities	Ref.
(1)	Pyrazine,methyl	7.51	C₅H₆N₂	94	86	Antioxidant	[37]
(2)	Pyrazine,2,5-dimethyl-	13.489	C₆H₈N₂	108	83	Antioxidant
(3)	2(5H)-Furanone	13.844	C₄H₄O₂	84	80	Antioxidant
(4)	Pyrazine,3-ethyl-2,5-dimethyl-	24.224	C₈H₁₂N₂	136	90	Antimicrobial	[38]
(5)	2,3-Dimethyl-5-ethylpyrazine	24.63	C₈H₁₂N₂	136	87	Antioxidant	[39]
(6)	Benzenethanol/2-phenylethanol	26.015	C₈H₁₀O	122	94	Antimicrobial, antityrosinase	[40]
(7)	3-Methyl-4-phenyl-1H-pyrrole	46.974	C₁₁H₁₁N	157	93	Antimicrobial
(8)	(3R,8aS)-3-Methyl-1,2,3,4,5,6,7,8,8a-octahydropyrrolo[1,2-a]pyrazine-1,4-dione	51.718	C₈H₁₂N₂O₂	168	91	Antioxidant	[41]
(9)	Pyrrolo[1,2-a]pyrazine-1,4-dione, hexahydro-	53.343	C₇H₁₀N₂O₂	154	94	Antioxidant	[42]
(10)	1,4-Diaza-2,5-dioxo-3-isobutyl bicyclo[4.3.0]nonane	59.465	C₁₁H₁₈N₂O₂	210	72	Antioxidant	[43]
(11)	9H-pyrido[3,4-b]indole	60.392	C₁₁H₈N₂	168	93	Antioxidant	[44]
(12)	3-Benzyl-1,4-diaza-2,5-dioxobicyclo[4.3.0]nonane	72.088	C₁₄H₁₆N₂O₂	244	99	Antioxidant, Antimicrobial	[45, 46]
(13)	Phenol,2,2′-methylenebis[6-(1,1-dimethylethyl)-4-methyl-	73.501	C₂₃H₃₂O₂	340	93	Antioxidant	[47]