InChI=1S/C27H40N2O8/c1-25-10-13-11-29(23-21(33)19(31)20(32)22(37-23)24(34)35)28-18(13)9-14(25)3-4-15-16(25)6-8-27(12-30)17(15)5-7-26(27,2)36/h11,14-17,19-23,30-33,36H,3-10,12H2,1-2H3,(H,34,35)/t14?,15?,16?,17?,19?,20?,21?,22?,23?,25-,26-,27+/m0/s1