InChI=1/C11H12ClNO4/c1-6(4-10(15)16)13-11(17)8-3-2-7(12)5-9(8)14/h2-3,5-6,14H,4H2,1H3,(H,13,17)(H,15,16)/p-1/t6-/m0/s1/fC11H11ClNO4/h13H/q-1 53D7B5990C079E69