Task: Please answer the multiple choice question.
Question: Which molecules are not active against the human immunodeficiency virus?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. C1=Nc2ccc(cc2)-c2ccc(cc2)N=Cc2ccc(cc2)OCc2cccc(n2)COc2ccc1cc2
b. Cc1ccc(S(=O)c2ccccc2[N+](=O)[O-])cc1
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {activity_HIV#not &NULL}{activity_HIV__names__adjective}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%activity_HIV%}
Answer: {%multiple_choice_result}