InChI=1/C15H16N4O3S/c1-3-9-4-11-10(5-14(21)22-13(11)6-12(9)20)7-23-15-18-17-8(2)19(15)16/h4-6,20H,3,7,16H2,1-2H3 7E1ACB0095F85C7A