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Therefore , Pyrimidyn compounds block endocytosis by directly competing with GTP and lipid binding to dynamin , limiting both the recruitment of dynamin to membranes and its activation .
 Chemical: Pyrimidyn; Chemical: GTP
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: Pyrimidyn; Chemical: GTP