InChI=1/C19H18ClN5O/c1-12-6-15(9-21-8-12)19(26)24-16-5-3-4-14(7-16)13(2)23-18-11-22-10-17(20)25-18/h3-11,13H,1-2H3,(H,23,25)(H,24,26)/t13-/m0/s1/f/h23-24H 42E35E222C9C54EC