InChI=1/C18H21N5O2S/c1-11(2)18-22-14-5-4-13(10-15(14)26-18)21-17(25)16(24)20-7-9-23-8-6-19-12(23)3/h4-6,8,10-11H,7,9H2,1-3H3,(H,20,24)(H,21,25)/f/h20-21H EF8FAC601CB57C25