N-(4-methyl-4H-benzo[1,4]thiazin-3-ylidene)-acetamide
N-(4-methyl-2H-1,4-benzothiazinylidin-3-yl)-N'-(3,4-dichlorophenyl)urea
N-(4-methyl-2H-1,4-benzothiazinylidin-3-yl)-N'-(4-chlorophenyl)urea
N-(4-methyl-2H-1,4-benzothiazinylidin-3-yl)-N'-phenyl urea
N-(4-methyl-2H-1,4-benzothiazinylidin-3-yl)-N'-(4-methoxyphenyl)urea