InChI=1S/C20H23N5O2S/c21-15-9-11-16(12-10-15)28(26,27)24-19-20(25-13-5-1-2-6-14-25)23-18-8-4-3-7-17(18)22-19/h3-4,7-12H,1-2,5-6,13-14,21H2,(H,22,24)