InChI=1S/C27H34N4O5/c1-4-16(2)23-25(32)29-22(20-13-18-7-5-6-8-19(18)14-20)26(33)31(23)24(21-15-36-17(3)28-21)27(34)30-9-11-35-12-10-30/h5-8,15-16,20,22-24H,4,9-14H2,1-3H3,(H,29,32)/t16-,22+,23+,24+/m0/s1