InChI=1/C21H25N3O2S/c1-14(2)26-12-16-7-6-8-17(11-16)22-20(25)13-27-15(3)21-23-18-9-4-5-10-19(18)24-21/h4-11,14-15H,12-13H2,1-3H3,(H,22,25)(H,23,24)/t15-/m0/s1/f/h22-23H 21250B41ECCB1581