InChI=1/C32H40N2O4/c1-5-33(6-2)18-10-20-37-31(35)23-14-15-24-25-12-9-13-26-28(17-16-27(30(25)26)29(24)22-23)32(36)38-21-11-19-34(7-3)8-4/h9,12-17,22H,5-8,10-11,18-21H2,1-4H3/p+2/fC32H42N2O4/h33-34H/q+2 8DBA6E23570C4D47