7-chloro-3-hydroxy-1,1-dioxo-4H-1λ⁶,4-benzothiazine-2-carbonitrile

ethyl N-[4-chloro-2-(cyanomethylsulfanyl)phenyl]carbamate

ethyl N-[4-chloro-2-(cyanomethylsulfonyl)phenyl]carbamate

2-氨基-6-氯苯并噻唑

sodium 2-amino-5-chlorothiophenolate