Task: Please answer the multiple choice question.
Question: Which molecules are active against the human immunodeficiency virus?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) CC(=NNc1ccc([N+](=O)[O-])cc1[N+](=O)[O-])c1ccc2ccccc2n1
(b) C=C1C(=O)OC2CC(C=O)=CC3OC3C(COC(=O)C(C)C)=CCC12
(c) CSc1c(C#N)c(=O)n(N)c2[nH]nc(C)c12
(d) Cl.OCC(O)C1NCC(O)C1O
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}