InChI=1/C17H21N3O/c1-4-18-17(21)16-11-14(9-10-19-16)20-13(3)15-8-6-5-7-12(15)2/h5-11,13H,4H2,1-3H3,(H,18,21)(H,19,20)/p+1/t13-/m0/s1/fC17H22N3O/h18-20H/q+1 94CA047FAE5102A6