InChI=1/C19H25N5O2/c1-3-23(4-2)11-7-10-20-17(25)13-24-19(26)18-15(12-21-24)14-8-5-6-9-16(14)22-18/h5-6,8-9,12,22H,3-4,7,10-11,13H2,1-2H3,(H,20,25)/p+1/fC19H26N5O2/h20,23H/q+1 B1121F998212CB9C