9559
Separation was performed on C ( 18 ) column utilising 5 % ( v / v ) acetic acid in water and acetonitrile at 330 nm .
 Chemical: acetic acid; Chemical: acetonitrile
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: acetic acid; Chemical: acetonitrile