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, or c without using any other words.
Options:
a. O=S1(=O)Cc2nc3ccccc3n2C1c1c(F)cccc1F
b. CCCCN1CC(=O)N2CCCC(c3ccccc3)N2C(=O)C1
c. O=C(O)c1ccccc1SCc1cccc2c(=O)c3ccc(Cl)cc3oc12
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}