21032
The two poorly water soluble drugs carbamazepine and indomethacin were combined with amino acids from the binding sites of the biological receptors of these drugs .
 Chemical: carbamazepine; Chemical: indomethacin; 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: carbamazepine; Chemical: indomethacin; Chemical: amino acids