(S)-6-fluoro-3,4-dihydro-2-((R)-2,2-dimethyl-1,3-dioxolan-4-yl)-2H-chromene

(S)-1-(6-fluorochroman-2-yl)-2-hydroxyethan-1-one

(1’R,2S)-2-[(1’,2’-O-异亚丙基)二羟基乙基]-6-氟色满-4-酮

(S)-6-fluoro-2-((R)-oxiran-2-yl)chroman

6-fluoro-3,4-dihydro-2-((R)-2,2-dimethyl-1,3-dioxolan-4-yl)-2H-chromene