InChI=1/C15H17FN4O/c16-13-4-2-1-3-11(13)9-18-12-5-6-14(19-10-12)20-15(21)7-8-17/h1-6,10,18H,7-9,17H2,(H,19,20,21)/p+1/fC15H18FN4O/h17,20H/q+1 D5CEB20FD6D9E3F2