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] CCc1cccc(C(C)C)c1NC(=O)C(=O)C(Cc1nc2ccccc2nc1O)C(=O)OC
[b] CCCC[Sn](CCCC)(OC(=O)c1cccc(F)c1F)OC(=O)c1cccc(F)c1F
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}