propan-2-yl 3,4-dimethyl-6-(3-nitrophenyl)-2-sulfanylidene-1,6-dihydropyrimidine-5-carboxylate

2-氰基-2-环庚亚基乙酸乙酯

ethyl 2-cyano-2-cycloheptylacetate

7-[(2-bromoacetyl)amino]-N-phenylheptanamide

N'-methoxy-N'-methyl-N-phenyloctanediamide