InChI=1/C18H23ClN2O4S/c1-11(17(23)21-8-4-7-15(21)18(24)25)20-16(22)13(10-26)9-12-5-2-3-6-14(12)19/h2-3,5-6,11,13,15,26H,4,7-10H2,1H3,(H,20,22)(H,24,25)/p-1/t11-,13+,15+/m0/s1/fC18H22ClN2O4S/h20H/q-1 0344B114E246FBAA