17401
This effect was attributed to strengthening of the carrot cell walls under high pressure , thereby hindering the transfer of beta - carotene to the oil phase and lowering its susceptibility to isomerisation .
 Chemical: beta - carotene
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: beta - carotene