InChI=1/C19H21N5O2/c1-2-24-16-10-6-5-9-15(16)22-18(24)12-21-19(26)23-14-8-4-3-7-13(14)11-17(20)25/h3-10H,2,11-12H2,1H3,(H2,20,25)(H2,21,23,26)/f/h21,23H,20H2 6F3343C51DB3AC3B