InChI=1S/C26H35N3O3/c1-7-11-21(30)28-19-13-10-9-12-17(19)26(25(5,6)8-2)15-20-22(31)27-18(14-16(3)4)23(32)29(20)24(26)28/h8-10,12-13,16,18,20,24H,2,7,11,14-15H2,1,3-6H3,(H,27,31)/t18-,20-,24-,26+/m0/s1