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: ( Anacardiaceae ) , on isoproterenol ( ISPH ) - induced myocardial infarction ( MI ) in rats through its antioxidative mechanism .
### Output Text:
( Anacardiaceae ) , on <span class="chemical">isoproterenol</span> ( <span class="chemical">ISPH</span> ) - induced myocardial infarction ( MI ) in rats through its antioxidative mechanism . 