InChI=1/C20H14N2O5S2/c1-29(25,26)15-10-11-18(17(12-15)22(23)24)27-14-8-6-13(7-9-14)20-21-16-4-2-3-5-19(16)28-20/h2-12H,1H3 5DC1136987D041DE