InChI=1/C17H18N2O6S/c1-12-14(5-4-6-16(12)19(21)22)11-18(26(3,23)24)15-9-7-13(8-10-15)17(20)25-2/h4-10H,11H2,1-3H3 4B9E4A58CE219AA1