InChI=1/C13H9NO3S2/c15-11-12(18-13(16)14-11)19(17)10-6-5-8-3-1-2-4-9(8)7-10/h1-7,12H,(H,14,15,16)/t12-,19-/m1/s1/f/h14H 9685FF5376945922