4-((9-Ethyl-9H-carbazol-3-yl)amino)phenol 6358-26-5 EINECS 228-765-8 NSC 26683 Phenol, 4-((9-ethyl-9H-carbazol-3-yl)amino)- Phenol, p-((9-ethylcarbazol-3-yl)amino)- (8CI)