2H-1,4-Benzothiazin-3(4H)-one,2-(3,4-dihydro-3-oxo-2H-1,4-benzothiazin-2-ylidene)-, (2Z)-

2H-1,4-Benzothiazin-3(4H)-one,2-(3,4-dihydro-3-oxo-2H-1,4-benzothiazin-2-ylidene)-, (2Z)- · CAS 54392-76-6