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: RESULTS : As anticipated , adriamycin elicited nephrotic range proteinuria , renal interstitial damage and mild focal glomerulosclerosis .
### Output Text:
RESULTS : As anticipated , <span class="chemical">adriamycin</span> elicited nephrotic range proteinuria , renal interstitial damage and mild focal glomerulosclerosis . 