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) CN1CCN(Cc2nc3cccc4c3c([n+]2[O-])-c2ccccc2-4)CC1
(b) N#CC(=Cc1ccc([N+](=O)[O-])cc1)c1ccccc1
(c) Cc1cc(C)nc(NS(=O)(=O)c2ccc(Nc3c4ccccc4nc4ccc(C(=O)Nc5ccc(S(=O)(=O)NC(=N)N)cc5)cc34)cc2)n1
(d) c1cn[nH]c1
Answer: c
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}