InChI=1/C19H17N5OS2/c26-18(23-24-19(27)22-15-5-4-12-20-13-15)21-14-8-10-17(11-9-14)25-16-6-2-1-3-7-16/h1-13H,(H2,21,23,26)(H2,22,24,27)/f/h21-24H 8E161581B885BDBE