InChI=1/C15H19FO4S/c1-9-4-3-5-12(6-9)21(19,20)14-8-11(15(17)18)7-13(16)10(14)2/h7-9,12H,3-6H2,1-2H3,(H,17,18)/p-1/t9-,12-/m1/s1/fC15H18FO4S/q-1 C9E50DAFF72745B0