InChI=1/C20H22ClNO4/c21-15-3-5-18(6-4-15)26-19-9-7-17(8-10-19)25-14-16-2-1-12-22(16)13-11-20(23)24/h3-10,16H,1-2,11-14H2,(H,23,24)/t16-/m1/s1/f/h22H 9A95165242B0D7F2