InChI=1/C19H25N5O3/c25-18(17-6-13-27-15-17)21-22-19(26)20-7-8-23-9-11-24(12-10-23)14-16-4-2-1-3-5-16/h1-6,13,15H,7-12,14H2,(H,21,25)(H2,20,22,26)/p+1/fC19H26N5O3/h20-22,24H/q+1 016F2377B6738F6E