InChI=1/C16H21N3O/c1-2-8-15-13(5-1)18-16(20-15)11-19-10-4-7-14(19)12-6-3-9-17-12/h1-2,5,8,12,14,17H,3-4,6-7,9-11H2/p+1/t12-,14-/m0/s1/fC16H22N3O/h19H/q+1 5B45DD34B73ACDB9