InChI=1/C25H27N5O/c1-16-8-9-20-21(13-23(28-24(20)11-16)19-14-27-29(4)15-19)25(31)30(5)18(3)12-22-17(2)7-6-10-26-22/h6-11,13-15,18H,12H2,1-5H3/t18-/m1/s1 4E6D7D4828E72E47