7701
Structure - based optimization of angiostatic agent 6DBF7 , an allosteric antagonist of galectin - 1 .
 Chemical: 6DBF7
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: 6DBF7