13094
Thus , high circulating levels of vitamin B6 , as such or as they reflected reduced amounts of circulating homocysteine , have been associated with improved disease outcome in patients bearing a wide range of hematological and solid neoplasms .
 Chemical: vitamin B6; Chemical: homocysteine
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: vitamin B6, homocysteine 
Answer:
 Chemical: vitamin B6; Chemical: homocysteine