InChI=1/C19H19N3O2/c1-15(22-13-12-20-14-22)19(23)21(2)16-8-10-18(11-9-16)24-17-6-4-3-5-7-17/h3-15H,1-2H3/t15-/m1/s1 63966C228EA2CFDC