27455
pH - Responsive Aggregation States of Chiral Polymerizable Amphiphiles from l - Tyrosine and l - Phenyl Alanine in Water .
 Chemical: l - Tyrosine; Chemical: l - Phenyl Alanine
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: l - Tyrosine, l - Phenyl Alanine 
Answer:
 Chemical: l - Tyrosine; Chemical: l - Phenyl Alanine