InChI=1/C16H19N3O2/c17-15-8-11(16(18)20)3-4-12(15)9-19(13-5-6-13)10-14-2-1-7-21-14/h1-4,7-8,13H,5-6,9-10,17H2,(H2,18,20)/p+1/fC16H20N3O2/h19H,18H2/q+1 811DCE8B7D8802EA