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: PATIENT : A 58 - year - old woman with a clinical diagnosis of dilevalol - induced liver injury .
### Output Text:
PATIENT : A 58 - year - old woman with a clinical diagnosis of <span class="chemical">dilevalol</span> - induced liver injury . 