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 or b without using any other words.
Options:
a. c1ccc(-c2cn3nc(N4CCOCC4)sc3n2)cc1
b. O=C(NCC(=O)N1CCCC1C(=O)OC(=O)C1CCCN1C(=O)CNC(=O)OCc1ccccc1)OCc1ccccc1
Answer: b
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}