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 additional words.
Options:
(a) CSc1nc2c(c(=O)n1C)N=C(c1ccc([N+](=O)[O-])cc1)CC(c1ccccc1)N2
(b) CC1(C)CCC2=C(O1)c1ccccc1C(=O)C2=O
(c) COc1ccc(-c2csc(=Nc3ccccc3)n2CCCN(C)C)cc1
(d) CC(C)(C)OC(=O)c1cc(NC(=S)c2ccccc2)ccc1Cl
Answer: d
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}