InChI=1/C28H40N2O4/c1-29(2)19-23(27(31)21-11-15-25(33-5)16-12-21)9-7-8-10-24(20-30(3)4)28(32)22-13-17-26(34-6)18-14-22/h11-18,23-24H,7-10,19-20H2,1-6H3/p+2/t23-,24+/fC28H42N2O4/h29-30H/q+2 9E8B063E49C67302