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 other words.
Options:
a.) Cl.O=C1c2ccccc2Sc2ccccc2N1CCCN1CCN(c2ccc(F)cc2)CC1
b.) CCOC(=O)C(NC(C)=O)C(c1ccccc1)[Sn](c1ccccc1)(c1ccccc1)c1ccccc1
Answer: a, 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}
ethyl 2-acetamido-3-phenyl-3-triphenylstannylpropanoate