InChI=1/C16H22ClNO4/c1-3-13(10-19)18-14(9-15(20)22-4-2)16(21)11-5-7-12(17)8-6-11/h5-8,13-14,18-19H,3-4,9-10H2,1-2H3/t13-,14-/m0/s1 9277C3AC7D9911C5