2676
Transport of gemifloxacin , a 4th generation quinolone antibiotic , in the Caco - 2 and engineered MDCKII cells , and potential involvement of efflux transporters in the intestinal absorption of the drug .
 Chemical: gemifloxacin; Chemical: quinolone
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: gemifloxacin; Chemical: quinolone