InChI=1S/C27H33N3O9/c1-26(38)13-7-6-8-16(32)17(13)21(33)18-14(26)11-15-20(30(2)3)22(34)19(24(36)27(15,39)23(18)35)25(37)29-12-28-9-4-5-10-31/h6-8,10,14-15,20,28,32,34-35,38-39H,4-5,9,11-12H2,1-3H3,(H,29,37)/t14-,15-,20?,26+,27-/m0/s1