InChI=1/C15H15N3OS/c1-18-14-12(13(17-18)11-7-4-8-20-11)9-5-2-3-6-10(9)15(19)16-14/h4,7-8H,2-3,5-6H2,1H3,(H,16,19)/f/h16H 067506DB0BCD1F49