InChI=1/C17H15N3O3S/c21-13-8-4-7-12(9-13)19-17-20-16(23)14(24-17)10-15(22)18-11-5-2-1-3-6-11/h1-9,14,21H,10H2,(H,18,22)(H,19,20,23)/t14-/m1/s1/f/h18,20H EC1EFD2C8B96F446