17418
Rather , it was hypothesised that EGCGe and EGCe were effective agents to preserve l - 5 - MTHF , through a mechanism that also involved the redox potential of catechins to maintain l - 5 - MTHF in its reduced form .
 Chemical: l - 5 - MTHF; Chemical: l - 5 - MTHF
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: l - 5 - MTHF, l - 5 - MTHF 
Answer:
 Chemical: l - 5 - MTHF; Chemical: l - 5 - MTHF