InChI=1/C19H22N6O2/c20-11-14-5-7-17(27-14)18(26)24-15-10-13(12-23-19(21)22)4-6-16(15)25-8-2-1-3-9-25/h4-7,10H,1-3,8-9,12H2,(H,24,26)(H4,21,22,23)/p+1/fC19H23N6O2/h23-24H,21-22H2/q+1 F9B4147187F4DE5E