InChI=1/C17H21N5O/c1-3-10(4-2)9-13-14(15(18)22-21-13)16-19-12-8-6-5-7-11(12)17(23)20-16/h5-8,10,20,23H,3-4,9H2,1-2H3,(H2,18,22)/p+1/b16-14-/fC17H22N5O/h22H,18H2/q+1/b 555EBF9A20D3FE53