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, d, or e without using any additional words.
Options:
a.) O=C(Nc1cccc(NC(=O)c2cc(=O)c3ccccc3o2)n1)c1cc(=O)c2ccccc2o1
b.) O=S1c2ccccc2Sc2ccccc21
c.) O=C1c2cc([N+](=O)[O-])ccc2NC1(c1c[nH]c2ccccc12)c1c[nH]c2ccc(Br)cc12
d.) CC(C(=O)OCc1ccccc1)N(Cc1ccccc1)Cc1ccccc1
e.) Cc1ccc(S(=O)(=O)c2c(O)c3ccc(O)c(C)c3oc2=O)cc1
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}