InChI=1/C18H16N4O2S/c1-25-12-6-4-5-11(9-12)19-17(24)15-10-16(23)21-18-20-13-7-2-3-8-14(13)22(15)18/h2-9,15H,10H2,1H3,(H,19,24)(H,20,21,23)/t15-/m1/s1/f/h19,23H 4A9B55E65BE473D2