InChI=1/C18H19ClFNO3S/c1-11-4-5-12(2)14(8-11)10-25(23,24)13(3)18(22)21-17-9-15(19)6-7-16(17)20/h4-9,13H,10H2,1-3H3,(H,21,22)/t13-/m0/s1/f/h21H BAF3DF267704DA87