130189-76-3 2,8-Di(N1-phenylpiperazinoethyl-N4-oxy)-6,12-diphenyldibenzo(b,f)(1,5)diazocine BRN 4225674 Dibenzo(b,f)(1,5)diazocine, 6,12-diphenyl-2,8-bis(2-(4-phenyl-1-piperazinyl)ethoxy)-