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 CCCC(C)(O)CN
b CCOC(=O)C1=C(NC(C)(C)C)OCC1=NNC(=O)Cc1ccccc1
c Cc1cc(O)cc(O)c1N=Nc1ccc([N+](=O)[O-])cc1
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}