InChI=1/C15H17N3O2S/c1-9-4-10(2)6-12(5-9)17-13(19)8-21-14-11(3)7-16-15(20)18-14/h4-7H,8H2,1-3H3,(H,17,19)(H,16,18,20)/f/h16-17H F581A679880F954F