InChI=1/C18H15N3O3S/c1-20-13-7-3-5-9-15(13)25-18(20)19-16(22)10-21-12-6-2-4-8-14(12)24-11-17(21)23/h2-9H,10-11H2,1H3 15844DD047A94B88