InChI=1/C19H21N5O/c1-14-17(19(25)22-9-7-16-12-21-13-24-16)5-2-6-18(14)23-11-15-4-3-8-20-10-15/h2-6,8,10,12-13,23H,7,9,11H2,1H3,(H,21,24)(H,22,25)/p+1/fC19H22N5O/h21-22,24H/q+1 1DB57501734F8B78