20296
Both inhaler formulations contained the drug , beclomethasone dipropionate ( BDP ) , a volatile mixture of ethanol co - solvent and propellant ( hydrofluoroalkane - HFA ) .
 Chemical: beclomethasone dipropionate; Chemical: BDP; Chemical: ethanol; Chemical: hydrofluoroalkane; Chemical: HFA
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: beclomethasone dipropionate; Chemical: BDP; Chemical: ethanol; Chemical: hydrofluoroalkane; Chemical: HFA