InChI=1S/C30H46O4/c1-19(8-7-9-20(17-31)18-32)23-16-26(34)30(6)22-10-11-24-27(2,3)25(33)13-14-28(24,4)21(22)12-15-29(23,30)5/h9-10,12,19,23-24,26,31-32,34H,7-8,11,13-18H2,1-6H3/t19-,23-,24+,26+,28-,29-,30-/m1/s1