InChI=1/C20H25N3O2S/c1-13-10-14(2)12-16(11-13)15(3)22-20(25)23-17-6-4-5-7-18(17)26-9-8-19(21)24/h4-7,10-12,15H,8-9H2,1-3H3,(H2,21,24)(H2,22,23,25)/t15-/m0/s1/f/h22-23H,21H2 24264AF6D0550BE4