InChI=1/C23H23N3O3/c1-2-3-11-25-22(28)19-13-17-16-9-4-5-10-18(16)24-20(17)21(26(19)23(25)29)14-7-6-8-15(27)12-14/h4-10,12,19,21,24,27H,2-3,11,13H2,1H3/t19-,21+/m0/s1 4265628B14F4D7E6