19600
Both enantiomers of dihydro - beta - ionol and beta - ionol , contained in the aromatic components of Osmanthus flower and of Hakuto peach , were obtained with high optical purity by lipase - catalyzed kinetic resolution of the racemates .
 Chemical: dihydro - beta - ionol; Chemical: beta - ionol
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: dihydro - beta - ionol, beta - ionol 
Answer:
 Chemical: dihydro - beta - ionol; Chemical: beta - ionol