Task: Please answer the multiple choice question.
Question: Which molecules are active against HIV?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) CCC(CO)COC(=O)C=CC(=O)OCC(CC)CO
(b) CSc1c(C#N)c(O)n(-c2ccc(C)cc2)c(=O)c1C#N
(c) O=C1Nc2cc([N+](=O)[O-])ccc2NC1C(=NNc1ccccc1)C(O)c1cccc([N+](=O)[O-])c1
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}