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: Acute reserpine and subchronic haloperidol treatments change synaptosomal brain glutamate uptake and elicit orofacial dyskinesia in rats .
### Output Text:
Acute <span class="chemical">reserpine</span> and subchronic <span class="chemical">haloperidol</span> treatments change synaptosomal brain <span class="chemical">glutamate</span> uptake and elicit orofacial dyskinesia in rats . 