8-acetyloxy-2-phenyl-[1,3]thiazolo[3,2-a]pyridin-4-ium-3-olate

7-(trifluoromethyl)-[1,4]benzoxathiino[3,2-b]pyridine 10,10-dioxide

1-氮杂吩恶噻

benzo-1,4,9-triazaphenoxathiin