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, b, or c without using any other words.
Options:
a) O=C1N(c2ccccc2)N=C(c2ccccc2)C12CC2
b) COc1cccc(C2NC(=O)c3c([nH][nH]c3=N)S2)c1O
c) CC(C)(C)[Si](C)(C)OCCc1ccccc1C1CC2(S(=O)(=O)c3ccccc3)ON1CC2S(=O)(=O)c1ccccc1
Answer: a, b, 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}