InChI=1/C20H23ClN2O4S/c21-14-7-5-13(6-8-14)16-4-1-11-23(16)20(27)18(25)17(24)19(26)22-10-9-15-3-2-12-28-15/h2-3,5-8,12,16-18,24-25H,1,4,9-11H2,(H,22,26)/t16-,17+,18+/m0/s1/f/h22H FC639BD39463C8CF