InChI=1/C16H18N4O4S/c1-19-14-7-6-10(8-15(14)24-16(19)21)25(22,23)18-12-4-3-5-13-11(12)9-17-20(13)2/h6-9,12,18H,3-5H2,1-2H3/t12-/m0/s1 025C58EA4A7C487F