InChI=1/C16H21N3O/c1-2-6-15-13(4-1)18-16(20-15)14-5-3-11-19(14)12-7-9-17-10-8-12/h1-2,4,6,12,14,17H,3,5,7-11H2/p+1/t14-/m0/s1/fC16H22N3O/h17H/q+1 AAA28EF553F8437D