InChI=1S/C32H48O6/c1-18(10-9-11-19(2)28(36)37)22-16-26(38-20(3)33)32(8)27-21(12-15-31(22,32)7)30(6)14-13-25(35)29(4,5)24(30)17-23(27)34/h11,18,22-24,26,34H,9-10,12-17H2,1-8H3,(H,36,37)/b19-11-