26243
Single crystal X - ray diffraction studies revealed that the copper ( I ) complex [ CuCl ( PPh3 ) L ] has a distorted tetrahedral geometry around the central copper ( I ) ion .
 Chemical: copper ( I ); Chemical: [ CuCl ( PPh3 ) L ]; Chemical: copper ( I )
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 ( I ); Chemical: [ CuCl ( PPh3 ) L ]; Chemical: copper ( I )