Task: Please answer the multiple choice question.
Question: Which molecules are not active against the human immunodeficiency virus?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: O=C(O)C1CCC(=O)N1C(c1ccc2c(c1)OCO2)c1ccc2c(c1)OCO2
b: CCOC(=O)c1c2c(n3ccccc13)C(=O)C(C)(C(=O)OCC)S2
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}