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: Mitochondrial radiocalcium uptakes were significantly decreased in animals pretreated with acetylsalicylic acid or dipyridamole or when hydrocortisone was added to the epinephrine infusion ( 2 , 682 , 2 , 803 , and 3 , 424 counts per minute per gram of dried fraction , respectively ) .
### Output Text:
Mitochondrial <span class="chemical">radiocalcium</span> uptakes were significantly decreased in animals pretreated with <span class="chemical">acetylsalicylic acid</span> or <span class="chemical">dipyridamole</span> or when <span class="chemical">hydrocortisone</span> was added to the <span class="chemical">epinephrine</span> infusion ( 2 , 682 , 2 , 803 , and 3 , 424 counts per minute per gram of dried fraction , respectively ) . 