benzene c6h6 aromatic hydrocarbon molecule, flat icon style. atoms shown as circles carbon - large, hydrogen - small.

benzene c6h6 aromatic hydrocarbon molecule flat icon style atoms shown as circles carbon large hydrogen small cancer carcinogenicity oil fluid gasoline kekule liquid petrochemical solvent toxic silhouette outline chemical concept abstract stylized illustration isolated shape form symbol pharmaceutical pharma simple chemistry science scientific structure circle line vector