InChI=1S/C30H46O4/c1-19(9-8-13-26(2,3)34)20-12-14-29(7)25-23(32)17-22-21(10-11-24(33)27(22,4)5)30(25,18-31)16-15-28(20,29)6/h8,13,17-21,24-25,33-34H,9-12,14-16H2,1-7H3/b13-8+/t19?,20-,21-,24+,25+,28-,29+,30-/m1/s1