InChI=1/C19H24N4O3/c1-23(14-15-8-3-2-4-9-15)13-7-12-20-19(26)22-21-18(25)16-10-5-6-11-17(16)24/h2-6,8-11,24H,7,12-14H2,1H3,(H,21,25)(H2,20,22,26)/p+1/fC19H25N4O3/h20-23H/q+1 31DA03426DA1C522