InChI=1/C19H23N5O/c1-4-23(3)17-9-6-8-15(11-17)22-19(25)20-12-16-13-24-14(2)7-5-10-18(24)21-16/h5-11,13H,4,12H2,1-3H3,(H2,20,22,25)/p+1/fC19H24N5O/h20-22H/q+1 F7B9A6DEDDB5A01E