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DRG neurons display substantial capacity for accumulating copper via a transport process mediated by rCtr1 , but appear able to resist copper toxicity and use alternative mechanisms to take up oxaliplatin .
 Chemical: copper; Chemical: copper; Chemical: oxaliplatin
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: copper; Chemical: copper; Chemical: oxaliplatin