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: CONCLUSIONS : As of March 24 , 2005 , this is the first reported case of amisulpride - and tiapride - induced hypertensive crisis in a patient with pheochromocytoma .
### Output Text:
CONCLUSIONS : As of March 24 , 2005 , this is the first reported case of <span class="chemical">amisulpride</span> - and <span class="chemical">tiapride</span> - induced hypertensive crisis in a patient with pheochromocytoma . 