Photoresist Chemicals 2-Naphthalenecarboxamide, N-ethyl-4-[[4-[6-[[3-[(ethylamino)carbonyl]-2-hydroxy-1-naphthalenyl]azo] -2-benzoxazolyl]phenyl]azo]-3-hydroxy- Cas：90883-72-0 Molecular Formula：C39H31N7O5