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, or d without using any additional words.
Options:
a) Cn1c2ccccc2c2nnc(-n3nc(-c4ccc(Br)cc4)cc3N)nc21
b) COc1cc2nc(CCc3nc4cc(OC)c(OC)cc4[nH]3)[nH]c2cc1OC
c) CN(c1ccccc1)C(c1ccccc1)C(O)c1ccccc1
d) O=C(O)c1cccc(OCCOc2cccc(C(=O)O)c2[N+](=O)[O-])c1[N+](=O)[O-]
Answer: b
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}