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, b, c, d, or e without using any other words.
Options:
a. COc1cccc(C=C2Sc3sc(C(C)=O)c(C)[n+]3C2=O)c1O.[Cl-]
b. c1ccc2c(NCCCCCCNc3c4ccccc4nc4ccccc34)c3ccccc3nc2c1
c. O=[N+]([O-])c1cccc(S(=O)(=O)c2ccc(F)c([N+](=O)[O-])c2)c1
d. O=[N+]([O-])C(F)(CN(COCN(CC(F)([N+](=O)[O-])[N+](=O)[O-])CC(F)([N+](=O)[O-])[N+](=O)[O-])CC(F)([N+](=O)[O-])[N+](=O)[O-])[N+](=O)[O-]
e. CC(NC(=O)C(NC(=O)OC(C)(C)C)C(C)C)C(=O)NCC(=O)O
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}