18241
Electronic Spectroscopy and Electronic Structure of Copper Acetylide , CuCCH .
 Chemical: Copper Acetylide; Chemical: CuCCH
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: Copper Acetylide; Chemical: CuCCH