InChI=1S/C20H23N5O2S/c1-11-7-12(2)9-15(8-11)24-20-21-6-5-16(25-20)19-23-14(4)17(28-19)18(27)22-13(3)10-26/h5-9,13,26H,10H2,1-4H3,(H,22,27)(H,21,24,25)/t13-/m0/s1