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: In vivo protection of dna damage associated apoptotic and necrotic cell deaths during acetaminophen - induced nephrotoxicity , amiodarone - induced lung toxicity and doxorubicin - induced cardiotoxicity by a novel IH636 grape seed proanthocyanidin extract .
### Output Text:
In vivo protection of dna damage associated apoptotic and necrotic cell deaths during <span class="chemical">acetaminophen</span> - induced nephrotoxicity , <span class="chemical">amiodarone</span> - induced lung toxicity and <span class="chemical">doxorubicin</span> - induced cardiotoxicity by a novel <span class="chemical">IH636 grape seed proanthocyanidin extract</span> . 