InChI=1/C19H21N5OS/c1-10-6-11(2)17(12(3)7-10)24-18(25)15-9-20-19(26-15)23-16-8-13(4)21-14(5)22-16/h6-9H,1-5H3,(H,24,25)(H,20,21,22,23)/f/h23-24H B0390511F1BBA335