Task: Please answer the multiple choice question.
Question: Which molecules are not active against the human immunodeficiency virus?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CC(C)(C)OC(=O)CC(NC(=O)OC(C)(C)C)C(=O)NC(Cc1ccccc1)C(N)=O
(b) S=C1Cc2c(-c3ccccc3)cc(-c3ccc(Cl)cc3)nc2-c2ccccc2N1
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}