Photoresist Chemicals 57024-73-4 2-(7-bromo-2,4,9-triazabicyclo[4.3.0]nona-1,3,5,7-tetraen-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol Cas:57024-73-4 Molecular Formula:C11H12BrN3O4