InChI=1/C19H19ClN2O3/c1-24-15-7-10(8-16(25-2)19(15)23)17-18-12(5-6-21-17)13-9-11(20)3-4-14(13)22-18/h3-4,7-9,17-18,21,23H,5-6H2,1-2H3/p+1/t17-,18-/m0/s1/fC19H20ClN2O3/h22H/q+1 CF57FD8E34B149E6