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 additional words.
Options:
a) COC(=O)NC(C(=O)NC(OCc1ccccc1)C1COC(C)(C)O1)C(C)O[Si](C)(C)C(C)(C)C
b) CC(=C1N=C(c2cc([N+](=O)[O-])ccc2Cl)N(c2ccc(Br)cc2)C1=O)c1ccc(N(CCC#N)CCC#N)cc1C
Answer: a, b
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}