18144
Most notable is a Bi - Ag - Cu oxide ( Bi : Ag : Cu atomic ratio of 22 : 3 : 11 ) which shows 4 times higher photocurrent than CuBi2O4 .
 Chemical: Bi - Ag - Cu oxide; Chemical: Bi; Chemical: Ag; Chemical: Cu; Chemical: CuBi2O4
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: Bi - Ag - Cu oxide; Chemical: Bi; Chemical: Ag; Chemical: Cu; Chemical: CuBi2O4