643
To further improve dissolution characteristics , the physical mixtures of ITR and ITRDNT with two cyclodextrins , beta - cyclodextrin ( beta - CD ) and HP - beta - cyclodextrin ( HP - beta - CD ) were prepared and their molar ratios were optimized .
 Chemical: ITR; Chemical: ITRDNT; Chemical: beta - cyclodextrin; Chemical: beta - CD; Chemical: HP - beta - cyclodextrin; Chemical: HP - 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: ITR; Chemical: ITRDNT; Chemical: beta - cyclodextrin; Chemical: beta - CD; Chemical: HP - beta - cyclodextrin; Chemical: HP - beta - CD