InChI=1S/C27H33NO6/c1-15(29)32-20-9-10-26(4)19(25(20,2)3)8-11-27(5)23(26)22(30)21-18(34-27)13-17(33-24(21)31)16-7-6-12-28-14-16/h6-7,12-14,19-20,22-23,30H,8-11H2,1-5H3/t19-,20-,22-,23+,26-,27+/m0/s1