3-氰基-2-氧代-3-苯基-丙酸甲酯

Ethyl 4-(4-bromophenyl)-2,4-dioxobutanoate

ethyl 2-(cyclohexylamino)-2-oxoacetate

ethyl 4-oxo-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidine-2-carboxylate

2-氟-3-氧-丁酸-1,4-二乙酯