InChI=1/C19H19N3O3/c1-11-5-4-6-12(7-11)22-18-13-8-16(24-2)17(25-3)9-15(13)21-10-14(18)19(20)23/h4-10H,1-3H3,(H2,20,23)(H,21,22)/p+1/fC19H20N3O3/h21-22H,20H2/q+1 6C483423BFA59345