24354
It was demonstrated that MTX P450 - mediated metabolism contributed to MTX toxicity .
 Chemical: MTX; Chemical: MTX
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: MTX, MTX 
Answer:
 Chemical: MTX; Chemical: MTX