InChI=1/C16H18N4O4S/c1-18-8-9-19(11-12-4-2-3-5-14(12)18)15-7-6-13(25(17,23)24)10-16(15)20(21)22/h2-7,10H,8-9,11H2,1H3,(H2,17,23,24)/f/h17H2 25E5B689A4BE8B04