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 O=C(CCc1ccccc1)ON1C(=S)NC(c2ccccc2)(c2ccccc2)C1=S
b CCOC(=O)C[n+]1cccc(C2(c3cc4ccccc4[nH]3)OCCO2)c1.[Br-]
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}