InChI=1/C16H21N3O/c1-12-5-7-13(8-6-12)17-11-14-10-16(20)19-9-3-2-4-15(19)18-14/h2-4,9-10,12-13,17H,5-8,11H2,1H3/p+1/fC16H22N3O/h18H/q+1 141B856985ED800E