InChI=1/C17H19N3O/c1-2-20(12-15-7-5-9-21-15)17-16-8-4-3-6-13(16)10-14(11-18)19-17/h3-10H,2,11-12,18H2,1H3/p+1/fC17H20N3O/h18H/q+1 2E72E340204AAEEA