ethyl 11-hydroxyhexadecanoate

3,5-二甲氧黄酮

ethyl 1,2,3,5,6,7-hexahydropyrrolizine-8-carboxylate

1-methyl-4,4-diphenylpyrrolidine-2,3,5-trione

diethyl 2-(cyclohexylcarbamoyl)propanedioate