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] CCOC(=O)C1(Br)C(c2ccccc2)NC(=O)NC1(C)Br
[b] [Cl-].c1ccc([P+](Cc2ccc(C[P+](c3ccccc3)(c3ccccc3)c3ccccc3)s2)(c2ccccc2)c2ccccc2)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}