7028
Vitamin B1is antimutagenic against mutations induced by the alkylating MNNG or ENNG .
 Chemical: Vitamin B1is; Chemical: MNNG; Chemical: ENNG
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: Vitamin B1is; Chemical: MNNG; Chemical: ENNG