7711
Using tumor mouse models ( B16F10 melanoma , LS174 lung , and MA148 ovarian ) , we found that DB21 inhibits tumor angiogenesis and tumor growth significantly better than 6DBF7 , DB16 , or anginex .
 Chemical: DB21; Chemical: 6DBF7; Chemical: DB16
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: DB21; Chemical: 6DBF7; Chemical: DB16