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 N=c1ccn(C=C=CCO)c(=O)[nH]1
b C=CCC(N(C)C(=O)C(Cc1ccccc1)NC(=O)OCc1ccccc1)P(=O)(Oc1ccccc1)Oc1ccccc1
c O=S1(=O)OCCOS(=O)(=O)C1(Br)Br
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}