Task: Please answer the multiple choice question.
Question: Which molecules are not active against HIV?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) O=S1(=O)CCCc2c1ccc1ccccc21
b.) O=S(=O)(O)c1cc2ccc1C=Cc1ccc(cc1S(=O)(=O)O)N=Nc1ccc(c(S(=O)(=O)O)c1)C=Cc1ccc(cc1S(=O)(=O)O)N=N2
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}