对甲基苯甲醛

4-(4-((1-ethoxy-2-methyl-1-oxopropan-2- yl)oxy)phenyl)butanoic acid

4-(4-羟基苯基)丁酸

2-[(4-methylphenyl)methyl]hydrazinecarboxylic acid 1,1-dimethylethyl ester

ethyl 2-(4-(4-(2-carbamoyl-2-(4-methylbenzyl)hydrazinyl)-4-oxobutyl)phenoxy)-2-methylpropanoate