InChI=1/C26H29N3O3/c1-6-20-8-10-21(11-9-20)25-17-22(12-7-19(4)29(31)26(30)18(2)3)27-28(25)23-13-15-24(32-5)16-14-23/h8-11,13-19,31H,6H2,1-5H3/t19-/m1/s1 9843767AD687A2EF