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 CCOC(=O)c1c(SC(=O)C=Cc2ccccc2)n(-c2ccccc2)c(=S)n(-c2ccccc2)c1=O
b O=C(CC1C=CCS1(=O)=O)NCc1ccccc1
c CCOC(=O)c1ccc(CSc2ccc(N)cc2)c([N+](=O)[O-])c1
d COc1cc(C)c2c(=O)c3ccccc3n(C)c2c1
Answer: d
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}