InChI=1S/C26H29N3O3/c1-23(2)8-6-14-10-15-16-12-26-19(24(3,4)20(16)27-17(15)11-18(14)32-23)13-25(21(30)28-26)7-5-9-29(25)22(26)31/h6,8,10-11,19,27H,5,7,9,12-13H2,1-4H3,(H,28,30)/t19-,25+,26+/m1/s1