InChI=1/C14H15N3O2S/c1-2-17-8-5-7-12(17)13(19)16-14-15-10-11(20-14)6-3-4-9-18/h5,7-8,10,18H,2,4,9H2,1H3,(H,15,16,19)/f/h19H 2B0D010D11F3BB98