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![9-Methylene-fluorene Fluorenol Polycyclic aromatic hydrocarbon Benzo[c]fluorene transparent background PNG clipart thumbnail](https://p7.hiclipart.com/preview/365/295/633/5bed376f3b5ca-thumbnail.jpg "9-Methylene-fluorene Fluorenol Polycyclic aromatic hydrocarbon Benzo[c]fluorene transparent background PNG clipart")
