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, b, or c without using any other words.
Options:
a.) CC1c2c(cc(O)n(Cc3ccccc3)c2=O)C(=O)N1C
b.) CCCCCCCC[Sn](CCCCCCCC)(Oc1c([N+](=O)[O-])cc([N+](=O)[O-])cc1[N+](=O)[O-])Oc1c([N+](=O)[O-])cc([N+](=O)[O-])cc1[N+](=O)[O-]
c.) CCN(CC)CCOC(=O)c1cc2ccccc2[nH]1.Cl
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}