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. CCOC(=O)C1(C#N)C(C#N)(C#N)C1(CC)CC
b. CNC(=O)c1ccccc1[Se][Se]c1ccccc1C(=O)NC
c. COc1ccccc1N1CCN(S(=O)(=O)c2ccc(Cl)cc2)C1=N
d. CCOC(=O)C=C(C)NCCSSCCNC(C)=CC(=O)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}