baldrinal

11-Acetoxyvibrutinal

7-Formylcyclopenta[c]pyran-4-methanol acetate

4-Acetoxymethylcyclopenta[c]pyran-7-carbaldehyde

4-(Acetoxymethyl)cyclopenta[c]pyran-7-carbaldehyde

4-[(Acetyloxy)methyl]cyclopenta[c]pyran-7-carbaldehyde