InChI=1/C19H23N5O2/c20-19(26)23-16-8-4-6-14(12-16)18(25)22-13-15-7-5-9-21-17(15)24-10-2-1-3-11-24/h4-9,12H,1-3,10-11,13H2,(H,22,25)(H3,20,23,26)/p+1/fC19H24N5O2/h21-23H,20H2/q+1 633BA54B298C394A