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Overall , the pyrido [ 3 , 2 - d ] pyrimidines show an excellent in vitro profile that warrants their further investigation in relevant models of human disease .
 Chemical: pyrido [ 3 , 2 - d ] pyrimidines
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: pyrido [ 3 , 2 - d ] pyrimidines