InChI=1/C19H24N4O/c20-17-13-22(12-16(17)19(24)23-7-3-4-8-23)11-14-9-15-5-1-2-6-18(15)21-10-14/h1-2,5-6,9-10,16-17H,3-4,7-8,11-13,20H2/p+1/t16-,17+/m1/s1/fC19H25N4O/h20H/q+1 A9EF11EA4D48B038