InChI=1/C19H19ClN2O3/c1-11-17(8-7-16-9-15(23)10-18(24)25-16)19(22-12(2)21-11)13-3-5-14(20)6-4-13/h3-8,15-16,23H,9-10H2,1-2H3/b8-7+/t15-,16-/m1/s1 B237B36E7B9B80A7