InChI=1/C17H18N4O2S/c1-4-11-12(17(22)23-2)14(18)13-15(19-11)21(20-16(13)24-3)10-8-6-5-7-9-10/h5-9H,4H2,1-3H3,(H2,18,19)/f/h18H2 56888A5882F5CC05