InChI=1S/C34H61NO4/c1-3-5-7-9-11-12-13-14-16-20-24-28-33(38)32(30-36)35-34(39)29-25-21-17-19-23-27-31(37)26-22-18-15-10-8-6-4-2/h15,18,22,24,26,28,32-33,36,38H,3-14,16-17,19-21,23,25,27,29-30H2,1-2H3,(H,35,39)/b18-15-,26-22+,28-24+/t32-,33+/m0/s1