InChI=1/C20H23N2O2S/c1-15-5-3-6-17(13-15)21-14-20(23,22-11-4-12-25-19(21)22)16-7-9-18(24-2)10-8-16/h3,5-10,13,23H,4,11-12,14H2,1-2H3/q+1/t20-/m0/s1 09B5759F46C683DA