7187
Additionally , we quantified the unspecific full breakdown product , cyclohexane - 1 , 2 - dicarboxylic acid ( CHDA ) , via standard addition .
 Chemical: cyclohexane - 1 , 2 - dicarboxylic acid; Chemical: CHDA
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: cyclohexane - 1 , 2 - dicarboxylic acid, CHDA 
Answer:
 Chemical: cyclohexane - 1 , 2 - dicarboxylic acid; Chemical: CHDA