InChI=1/C20H24N4O4S/c1-5-27-10-9-24-16-8-7-14(19(26)28-6-2)12-17(16)29-20(24)21-18(25)15-11-13(3)23(4)22-15/h7-8,11-12H,5-6,9-10H2,1-4H3 28A94EF71D06A2C1