InChI=1/C20H16N4O4S2/c1-3-27-18(26)12-6-4-11(5-7-12)15-9-8-13(28-15)10-14-16(21)24-19(22-17(14)25)30-23-20(24)29-2/h4-10,21H,3H2,1-2H3/b14-10-,21-16?	6D9F89A809FC5E9E