InChI=1/C20H22N4O2S/c25-19(18-6-3-11-27-18)23-12-15(13-23)22-9-7-14(8-10-22)24-17-5-2-1-4-16(17)21-20(24)26/h1-6,11,14-15H,7-10,12-13H2,(H,21,26)/p+1/fC20H23N4O2S/h21-22H/q+1 135208E930F27038