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, c, or d without using any other words.
Options:
a: CC(C)OC1N(C2CC(N=[N+]=[N-])C(CO)O2)C(=O)NC(=O)C1(C)Br
b: CCCC(=O)OC1C(C2COC(C)(C)O2)OC2OC(C)(C)OC21
c: C[N+](C)(C)C(CSSCC(C(O)=[OH+])[N+](C)(C)C)C(=O)[O-]
d: CCOc1ccc(NC(=O)C(=O)CC(=O)C2=C(C)Nc3ccccc3S2)cc1
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}