444
In a previous phase II study with 3 - weekly bolus 5 - FU , FA and mitomycin C ( MMC ) we found a low toxicity rate and response rates comparable to those of regimens such as ELF , FAM or FAMTX , and a promising median overall survival .
 Chemical: 5 - FU; Chemical: FA; Chemical: mitomycin C; Chemical: MMC; Disease: toxicity
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: 5 - FU; Chemical: FA; Chemical: mitomycin C; Chemical: MMC; Disease: toxicity