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] COc1ccc(C)c2c1NC(C)(C1(C)Nc3c(OC)ccc(C)c3C1=O)C2=O
[b] O=S(=O)(SC1=NCCN1)c1ccccc1
[c] CN1C(=N)NC(=O)C1=Cc1ccccc1
[d] Cc1c(N)c(=O)oc2cc3occc(=O)c3cc12
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}