InChI=1/C18H16N3O2S2/c1-11-4-9-15-16(10-11)24-18-19-17(12(2)21(15)18)13-5-7-14(8-6-13)20-25(3,22)23/h4-10H,1-3H3/q-1 E4E398557B50B6C9