InChI=1/C19H17N5O2/c20-17(21)14-2-1-13-10-16(8-5-12(13)9-14)26-18(25)11-3-6-15(7-4-11)24-19(22)23/h1-10H,(H3,20,21)(H4,22,23,24)/p+1/fC19H18N5O2/h20-23H2/q+1 B5CA0E20E5BE6791