Task: Please answer the multiple choice question.
Question: Which molecules are active against the human immunodeficiency virus?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a.) COC(=O)C1C2CCC3(C)C(OC(C)=O)CCC3C2CCC1C1(C)SCCS1
b.) COc1ccc2nc3cccc([N+](=O)[O-])c3c(NCCCCCC(=O)O)c2c1
c.) Cc1cc(=O)oc2ccc3c(=O)ccoc3c12
d.) O=C(C=C(Cl)c1cnc(O)nc1O)c1ccccc1
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}