InChI=1/C32H44N4O2/c37-31(33-17-11-23-35-19-7-8-20-35)29-27(25-13-3-1-4-14-25)30(28(29)26-15-5-2-6-16-26)32(38)34-18-12-24-36-21-9-10-22-36/h1-6,13-16,27-30H,7-12,17-24H2,(H,33,37)(H,34,38)/p+2/fC32H46N4O2/h33-36H/q+2 EFF637D5EF9CC798