InChI=1/C19H22N6O2/c20-16(27)10-24-6-4-13(5-7-24)25-9-15(12-2-1-3-14(26)8-12)17-18(21)22-11-23-19(17)25/h1-3,8-9,11,13,26H,4-7,10H2,(H2,20,27)(H2,21,22,23)/p+1/fC19H23N6O2/h24H,20-21H2/q+1 E27F246E3859E602