2457
In the present study , we prepared an inclusion complex of methotrexate ( MTX ) with beta - cyclodextrin ( beta - CD ) in order to decrease its photosensitivity and enhance its aqueous solubility .
 Chemical: methotrexate; Chemical: MTX; Chemical: beta - cyclodextrin; Chemical: beta - CD
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: methotrexate; Chemical: MTX; Chemical: beta - cyclodextrin; Chemical: beta - CD