Task: Please answer the multiple choice question.
Question: Which molecules are not active against HIV?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CCOC(=O)C1Oc2ccc([N+](=O)[O-])c3c2C1(O)CCC3
[b] CC1(C)CC(=O)C2=C(C1)OC(N)=C(c1nc(-c3ccccc3)cs1)C2c1ccc(Br)cc1
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}