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) C[N+](C)(Cc1ccc(NC(=O)CCCC(=O)ON2C(=O)CCC2=O)cc1)c1ccccc1.[Br-]
(b) C=CCc1ccccc1C1CC2(C(=O)OC)OC1C(C(=O)OC)=C2C(=O)OC
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}