InChI=1/C16H19F2NO3S/c1-21-12-4-2-11(3-5-12)15(20)9-19-8-13-6-7-14(22-13)10-23-16(17)18/h2-7,15-16,19-20H,8-10H2,1H3/t15-/m0/s1 CA34CA73E881E1A3