Task: Please answer the multiple choice question.
Question: Which molecules are active against HIV?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) CC1(C)CNCC(C)(OCc2ccccc2)C(=O)NC(C)(C)CNCC(C)(OCc2ccccc2)C(=O)N1
b.) C=C(C)C1(OC(=O)c2cc([N+](=O)[O-])cc([N+](=O)[O-])c2)CC2CCCCC21
Answer: a
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}