InChI=1/C15H16ClN3O3/c16-11-6-4-10(5-7-11)14-12(9-17-18-14)15(20)19-22-13-3-1-2-8-21-13/h4-7,9,13H,1-3,8H2,(H,17,18)(H,19,20)/t13-/m1/s1/f/h17,19H 1257172C36B3BBB0