4-hydroxy-4[(Z)-oct-2-enyl]-2,3-dichlorocyclopent-2-en-1-ol

1,2-dichloro-3-[(Z)-2-octenyl]-3,5-bis(2-tetrahydropyranyloxy)cyclopentene

8,9-dichloro-1,4-dioxaspiro[4.4]non-8-en-7-one

2,3-dichloro-4-hydroxy-4-prop-2-enylcyclopent-2-en-1-one

4-allyl-4-methoxymethoxy-2,3-dichlorocyclopent-2-en-1-ol