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, b, or c without using any other words.
Options:
a: CCOC(=O)C(=O)C=P(c1ccccc1)(c1ccccc1)c1ccccc1
b: Nc1nc(N)c2nc(-c3ccccc3)c(N)nc2n1
c: BrC(=C(c1ccc(OC2CCCCO2)cc1)c1ccc(OC2CCCCO2)cc1)c1ccccc1
Answer: 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}