(S)-7-(4-bromo-2-(phenylthio)oxazol-5-yl)-6-methyl-1-methylene-5,6-dihydro-1H-inden-2(4H)-one

(S)-6-methyl-7-(oxazol-5-yl)-5,6-dihydro-1H-inden-2(4H)-one

(S)-7-(4-acetyloxazol-5-yl)-6-methyl-5,6-dihydro-1H-inden-2(4H)-one