InChI=1S/C27H29N5O4/c1-14(2)20-21-28-17-11-7-5-9-15(17)23(34)31(21)19(22(33)29-20)13-27(36)16-10-6-8-12-18(16)32-24(27)30-26(3,4)25(32)35/h5-12,14,19-20,24,30,36H,13H2,1-4H3,(H,29,33)/t19-,20+,24-,27-/m1/s1