ethyl 6-chloro-3-methylsulfanyl-1,2,4-triazine-5-carboxylate

5-methylsulfanyl-1H-indole-2,3-dione

a-羟基-[1,1-联苯]-4-乙酸

O2-tert-Butyl-3,3-diethyl-2,3,3-oxaziridinetricarboxylate

乙基7-氯-3-氧代-3,4-二氢-2-喹喔啉羧酸酯