InChI=1S/C37H48O12/c1-20-16-17-36(9,10)34(47-26(7)41)32(45-24(5)39)31(44-23(4)38)21(2)18-29-30(48-35(43)28-14-12-11-13-15-28)22(3)19-37(29,49-27(8)42)33(20)46-25(6)40/h11-18,20,22,29-34H,19H2,1-10H3/b17-16+,21-18+/t20-,22+,29-,30-,31-,32-,33-,34+,37+/m0/s1