In the sentence extracted from biomedical literature, identify all the chemical entities. The required answer format is the same sentence with HTML <span> tags to mark up specific entities. 
### Entity Markup Guides:
Use <span class="chemical"> to denote a chemical.

### Input Text: Depending on the dose , from 82 % to 95 % of lovastatin - treated women achieved the National Cholesterol Education Program goal of LDL cholesterol levels less than 4 . 14 mmol / L ( 160 mg / dL ) , and 40 % to 87 % achieved the goal of 3 . 36 mmol / L ( 130 mg / dL ) .
### Output Text:
Depending on the dose , from 82 % to 95 % of <span class="chemical">lovastatin</span> - treated women achieved the National <span class="chemical">Cholesterol</span> Education Program goal of LDL <span class="chemical">cholesterol</span> levels less than 4 . 14 mmol / L ( 160 mg / dL ) , and 40 % to 87 % achieved the goal of 3 . 36 mmol / L ( 130 mg / dL ) . 