2-氨基-N-乙基-5-硝基-N-苯基-苯磺酰胺

{7-[(Methylsulfonyl)amino]-1,1-dioxido-2H-1,2,4-benzothiadiazin-3 -yl}acetic acid

N-(7-acetamidothianthren-2-yl)acetamide

2,7-dinitrothianthrene

phenyl 2-chloro-5-nitrobenzenesulfonate