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The present study investigated the effect of neonatal exposure to diazinon on hippocampus - dependent novel object recognition test performance and the expression of the N - methyl - D - aspartate ( NMDA ) receptor and its signal transduction pathway - related genes in the hippocampi of young adult and adult mice .
 Chemical: diazinon; Chemical: N - methyl - D - aspartate; Chemical: NMDA
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: diazinon; Chemical: N - methyl - D - aspartate; Chemical: NMDA