InChI=1/C15H17N3O2/c16-12-3-7-14(8-4-12)20-10-9-19-13-5-1-11(2-6-13)15(17)18/h1-8H,9-10,16H2,(H3,17,18)/p+1/fC15H18N3O2/h17-18H2/q+1 B4F2B88845F3C8E3