InChI=1/C19H20ClN3O3/c20-17-9-8-16(23(25)26)11-18(17)21-19(24)15-7-4-10-22(13-15)12-14-5-2-1-3-6-14/h1-3,5-6,8-9,11,15H,4,7,10,12-13H2,(H,21,24)/p+1/t15-/m0/s1/fC19H21ClN3O3/h21-22H/q+1 1B91C947713188BC