5630
FITC - IgG and FITC - F ( ab ' ) ( 2 ) appeared 15 min after IV injection within bronchial , alveolar and bile duct epithelium .
 Chemical: FITC; Chemical: FITC
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: FITC, FITC 
Answer:
 Chemical: FITC; Chemical: FITC