InChI=1/C12H13ClO4/c1-7-5-12(16,6-11(14)15)9-4-8(13)2-3-10(9)17-7/h2-4,7,16H,5-6H2,1H3,(H,14,15)/p-1/t7-,12-/m1/s1/fC12H12ClO4/q-1 D3E4BCCDBE60B0A7