InChI=1/C21H21N3O5S/c1-14-12-15(18-4-2-3-5-19(18)22-14)13-29-17-8-6-16(7-9-17)24-20(21(25)23-26)10-11-30(24,27)28/h2-9,12,20,26H,10-11,13H2,1H3,(H,23,25)/t20-/m0/s1/f/h23H E7F67045DE629176