(E)-7-methoxy-2-methyl-4-(2-methylsulfinyl-2-methylthioethylidene)benzo[b]furan

3-羟基-4-甲氧基苯乙酸

N,N-dimethyl-3,4-dimethoxy-2-hydroxymethyl-benzylamine

ethyl 2-formyl-3-hydroxy-4-methoxyphenylacetate

ethyl 4-(7-methoxy-2-methylbenzofuranyl)acetate