InChI=1S/C27H37NO10/c29-21(28-13-5-6-14-28)10-4-3-9-18(37-27-24(32)22(30)23(31)25(38-27)26(33)34)8-2-1-7-17-11-12-19-20(15-17)36-16-35-19/h1,7,11-12,15,18,22-25,27,30-32H,2-6,8-10,13-14,16H2,(H,33,34)/b7-1+