6889
A series of 4 - azaindole oxoacetic acid piperazine benzamides was synthesized and evaluated in an effort to identify an oral HIV - 1 attachment inhibitor with the potential to improve upon the pre - clinical profile of BMS - 378806 ( 7 ) , an initial clinical compound .
 Chemical: 4 - azaindole oxoacetic acid piperazine benzamides; Chemical: BMS - 378806
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: 4 - azaindole oxoacetic acid piperazine benzamides; Chemical: BMS - 378806