InChI=1/C14H15ClN2O4/c1-7-5-9(18)13-10(4-3-8(15)12(7)13)21-6-11(19)17-14(20)16-2/h3-4,7H,5-6H2,1-2H3,(H2,16,17,19,20)/t7-/m1/s1/f/h16-17H	B31FDC822DDAF824