20572
3 - Hydroxyazetidine carboxylic acids : non - proteinogenic amino acids for medicinal chemists .
 Chemical: 3 - Hydroxyazetidine carboxylic acids; Chemical: amino acids
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: 3 - Hydroxyazetidine carboxylic acids; Chemical: amino acids