Table 2.

Summary of monomers.

Compound	Compound name	Reference
1	p-Hydroxybenzaldehyde	[13]
2	Salicylic acid	[14]
3	Vanillic acid	[15]
4	Isovanillic acid	[16]
5	Protocatechuate	[17]
6	trans-Cinnamic acid	[17]
7	4-Coumaric acid	[18]
8	trans-Ferulic acid	[15]
9	Drechslerol-B	[19]
10	Cyclotucanol 3-palmitate	[20]
11	5-Acetoxymethyl-2-furaldehyde	[21]
12	5-Hydroxymethylfurfural	[22]
13	Diosmetin	[23]
14	Apigenin	[23]
15	Chrysoeriol	[24]
16	Luteolin	[23]
17	4′-Hydroxyscutellarin	[22]
18	Quercetin	[25]
19	3′,5-Dihydroxy-7-(β-D-glucopyranosyloxy)-4′-methoxyflavone	[23]
20	Cofloxacin-7-O-β-D-glucoside	[24]