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, c, or d without using any additional words.
Options:
[a] CCOC(=O)Nc1[nH]cc(-c2ccccc2)c1C#N
[b] O=C1N(C2CCCCC2)C(=O)N1C1CCCCC1
[c] CC(C)(C)[Si](C)(C)OCC1OC(n2ccc(=O)[nH]c2=O)C(=CC#N)C1O[Si](C)(C)C(C)(C)C
[d] CC1C2C=C(O)C(=O)C(C2=O)C1c1ccccc1
Answer: a, b, c, d
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}