247-92-7

1,2,4-Triazolo[3,4-b]benzothiazole 1,2,4-triazolo<4,3-b>benzothiazole 2-hydroxy-8-methyl-1-benzopyran-4-one 1,2,4-Triazolo[3,4-b]benzothiazole (9CI) 7-thia-2,4,5-triazatricyclo[6.4.0.0,2,6]dodeca-1(12),3,5,8,10-pentaene 7-thia-2,4,5-triazatricyclo[6.4.0.0^{2,6}]dodeca-1(8),3,5,9,11-pentaene