InChI=1S/C27H33N3O9/c1-26(38)12-6-7-15(31)20(32)16(12)21(33)17-13(26)10-14-19(29(2)3)22(34)18(24(36)27(14,39)23(17)35)25(37)28-11-30-8-4-5-9-30/h6-7,13-14,19,31-32,34-35,38-39H,4-5,8-11H2,1-3H3,(H,28,37)/t13-,14-,19?,26+,27-/m0/s1