InChI=1/C18H15NO4S/c1-12-11-19(16-5-3-2-4-15(12)16)24(21,22)14-7-8-17-13(10-14)6-9-18(20)23-17/h2-10,12H,11H2,1H3/t12-/m0/s1 EAADC34D8927B187