InChI=1S/C28H38N4O8/c1-26(2,3)29-12-19(35)30-15-8-16(31(4)5)13-10-27(39)11-14-22(32(6)7)17(33)9-18(34)28(14,40)25(38)21(27)24(37)20(13)23(15)36/h8,14,22,29,36,38-40H,9-12H2,1-7H3,(H,30,35)/t14?,22?,27?,28-/m1/s1