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] CC(C)(O)S(=O)(=O)O
[b] C[Si](C)(C)c1ccc(-c2sc(-c3ccc([Si](C)(C)C)s3)c3c2C[Si]2(C3)Cc3c(-c4ccc([Si](C)(C)C)s4)sc(-c4ccc([Si](C)(C)C)s4)c3C2)s1
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}