3,4-呋喃二羧酸二甲酯

3-氯双环[3.2.2]壬-3,6,8-三烯-2-酮

(1S,4R,4aR,5R,9R,9aS)-dimethyl 5-chloro-6-oxo-4,4a,5,6,9,9a-hexahydro-1H-1,4-epoxy-5,9-ethenobenzo[7]annulene-2,3-dicarboxylate

2-sulfanylcyclohepta-2,4,6-triene-1-thione

1-phenylcyclohepta[b]pyrrol-2-one