InChI=1/C15H19N3O2/c19-14(17-15(20)16-13-5-6-13)10-18-8-7-11-3-1-2-4-12(11)9-18/h1-4,13H,5-10H2,(H2,16,17,19,20)/p+1/fC15H20N3O2/h16-18H/q+1 8E2C79D562B5D76B