1,4-piperazinediethanol, alpha,alpha'-diphenyl-, bis(4-nitrobenzoate) (ester) InChI=1/C34H32N4O8/c39-33(27-11-15-29(16-12-27)37(41)42)45-31(25-7-3-1-4-8-25)23-35-19-21-36(22-20-35)24-32(26-9-5-2-6-10-26)46-34(40)28-13-17-30(18-14-28)38(43)44/h1-18,31-32H,19-24H PIPERAZINE,1,4-BIS-(BETA-PHENYL-(4-NITROBENZOYLOXY) ETHYL) piperazine-1,4-diylbis-1-phenylethane-2,1-diyl bis(4-nitrobenzoate)