19771
In amino acid analysis , glutamic acid , aspartic acid , alanine , and proline were identified as major radioactive amino acids , and radioactive nonessential amino acids occupied 76 . 0 % of the radioactivity .
 Chemical: amino acid; Chemical: glutamic acid; Chemical: aspartic acid; Chemical: alanine; Chemical: proline; Chemical: amino acids; Chemical: amino acids
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: amino acid, glutamic acid, aspartic acid, alanine, proline, amino acids, amino acids 
Answer:
 Chemical: amino acid; Chemical: glutamic acid; Chemical: aspartic acid; Chemical: alanine; Chemical: proline; Chemical: amino acids; Chemical: amino acids