methyl 2-[(4-iodophenyl)amino]-2-oxoacetate

2-[(3-甲氧基-3-氧代丙基)硫代]丙酸乙酯

methyl 4-(4-nitrophenyl)thiophene-2-carboxylate

methyl 2-(2,2,2-trifluoroethylsulfanyl)acetate

甲基6-甲基-1-苯并噻吩-2-羧酸酯