4348
Combination chemotherapy with mitoxantrone , high - dose 5 - fluorouracil ( 5 - FU ) and leucovorin ( MFL regimen ) had been reported as an effective and well tolerated regimen .
 Chemical: mitoxantrone; Chemical: 5 - fluorouracil; Chemical: 5 - FU; Chemical: leucovorin; Chemical: MFL regimen
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: mitoxantrone, 5 - fluorouracil, 5 - FU, leucovorin, MFL regimen 
Answer:
 Chemical: mitoxantrone; Chemical: 5 - fluorouracil; Chemical: 5 - FU; Chemical: leucovorin; Chemical: MFL regimen