30100
This association is mediated by an interaction between GluN2D ' s C - terminal PPXY motif and the 2nd and 3rd WW domains of Nedd4 .
 Chemical: C
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: C 
Answer:
 Chemical: C