InChI=1/C15H20N4O3S2/c1-9-4-5-11-13(6-9)23-15(17-11)18-14(20)12-7-10(8-19(12)3)24(21,22)16-2/h7-9,16H,4-6H2,1-3H3,(H,17,18,20)/t9-/m0/s1/f/h18H F3FD0CF4A4238F13