2-(甲基硫代)-6-硝基-1,3-苯并噻唑

3-methyl-6-nitro-2(3H)-benzothiazolone

2-甲基磺酰基-6-硝基苯并噻唑

6-ethyl-3-methyl-9-oxo-2-thioxo-2,3,6,9-tetrahydro-thiazolo[5,4-f]quinoline-8-carboxylic acid ethyl ester

6-ethyl-2,9-dioxo-2,3,6,9-tetrahydro-thiazolo[5,4-f]quinoline-8-carboxylic acid