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(=O)C(=[N+]=[N-])C(=O)N1CCOC1=O
[b] Cl.N=C(N)SSC(=N)N
[c] CC1(C)OC(=C(C#N)C#N)C(C#N)=C1C=Cc1ccncc1
[d] CCOC(=O)C(=Cc1ccco1)P(=O)(OCC)OCC
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}