Task: Please answer the multiple choice question.
Question: Which molecules are not active against HIV?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
[a] O=C(NCCN(CCNC(=O)c1cccc(=O)n1O)CCNC(=O)c1cccc(=O)n1O)c1cccc(=O)n1O
[b] O=c1n(N=S(=O)(c2ccccc2)c2ccccc2)c(=O)n2n1C1C=CC2CC1
[c] CCCCCCCC(=O)OC(CBr)COC(=O)C(C)(C)C
Answer: a, b, c
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}