Task: Please answer the multiple choice question.
Question: Which molecules are not active against HIV?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. COc1ccccc1NC(=O)C1=C(C)NC(C)=C(C(=O)Nc2ccccc2OC)C1c1ccccc1Cl
b. N=C(N)NCCN1CC2CCC(CC2)C1.O=S(=O)(O)O
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}