20974
As macrolides are known to possess favorable pharmacokinetic properties by accumulating in inflammatory cells , in this study we determined the intensity of accumulation in human polymorphonuclear leukocytes ( PMNs ) of 57 compounds of the macrolone class and analyzed the relationship between the molecular structure and this cellular pharmacokinetic property .
 Chemical: macrolides; Chemical: macrolone
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: macrolides, macrolone 
Answer:
 Chemical: macrolides; Chemical: macrolone