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 or b without using any other words.
Options:
a COC(=O)C(CSCc1ccccc1)NC(=O)CNC(=O)c1ccccc1
b NS(=O)(=O)c1ccc(SSc2ccc(S(N)(=O)=O)cc2[N+](=O)[O-])c([N+](=O)[O-])c1
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}