Photoresist Chemicals Benzofuro[2,3-f]-1,4-oxazepine-3-carboxamide, 4-[(3-bromophenyl)methyl]-N-cyclopentyl-2,3,4,5-tetrahydro-3-methyl-5- oxo- Cas：868884-66-6 Molecular Formula：C25H25BrN2O4