InChI=1S/C19H23N5OS/c20-19-18-17(22-12-23-19)14(6-21-18)7-24-8-15(16(25)9-24)11-26-10-13-4-2-1-3-5-13/h1-6,12,15-16,21,25H,7-11H2,(H2,20,22,23)/t15-,16+/m1/s1