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, or c without using any other words.
Options:
a: COc1ccccc1C1=Nc2ccccc2N=C(c2ccccc2O)C1
b: CCOC(=O)c1c(-c2ccccc2)oc(=O)c(Cc2cccc3cccnc23)c1-c1ccccc1
c: CCOC(=O)c1c(SCc2cc(O)nc(O)n2)n(-c2ccccc2)c(=S)n(-c2ccccc2)c1=O
Answer: c
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}