InChI=1/C20H23ClN2O4S/c1-4-23-17-10-9-16(11-18(17)27-13-20(2,3)19(23)24)22-28(25,26)12-14-5-7-15(21)8-6-14/h5-11,22H,4,12-13H2,1-3H3 BF02E7528493A374