(1R,4S)-4-[(tert-butyldimethylsilyl)oxy]-2-cyclopentene-1-yl acetate

糠醇

(4R)-(+)-羟基-2-环戊酮

4-(tetrahydro-pyran-2-yloxy)-cyclopent-2-enone

(+/-)-cis-4-(2'R*-tetrahydropyranyloxy)-2-cyclopentenol