InChI=1/C19H19N3O2/c1-13-3-8-18(23)17(11-13)19(24)21-14(2)15-4-6-16(7-5-15)22-10-9-20-12-22/h3-12,14,23H,1-2H3,(H,21,24)/t14-/m1/s1/f/h21H 24368CFF52F9A9F3