4336
We synthesized 19 . 1g / l lactulose during the continuous flow reaction at a flow rate of 0 . 5 ml / min .
 Chemical: lactulose
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: lactulose