InChI=1/C19H24N4O2/c1-13-7-8-17(22-12-13)20-9-4-10-21-19(25)23-18-15-6-3-2-5-14(15)11-16(18)24/h2-3,5-8,12,16,18,24H,4,9-11H2,1H3,(H,20,22)(H2,21,23,25)/p+1/t16-,18+/m0/s1/fC19H25N4O2/h20-23H/q+1 1C13489C82B6C40F