InChI=1/C18H20N2O5S/c1-13-12-25-17(15-7-4-3-5-8-15)11-19(13)26(23,24)18-10-6-9-16(14(18)2)20(21)22/h3-10,13,17H,11-12H2,1-2H3/t13-,17+/m0/s1 62CF5DCFF7DE0B0E