Task: Please answer the multiple choice question.
Question: Which molecules are active against HIV?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) Cc1c(Cc2ccccc2)n(COCCCO)c(=O)[nH]c1=O
(b) COc1cccc(N=NC(=NNC(=O)c2cc(Br)ccc2O)c2ccc(N(CCC#N)CCC#N)cc2OC)c1
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}