(S)-1-((1R,5S,7S)-10,10-Dimethyl-3,3-dioxo-3λ6-thia-4-aza-tricyclo[5.2.1.01,5]dec-4-yl)-2-(4-isobutyl-phenyl)-propan-1-one

(S)-ibuprofen ethyl ester

ibuprofen 2,2,2-trifluoroethyl ester

异丁基苯

4-异丁基苯甲醛