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] Nc1ccccc1SC(C=CNNC1=NC(c2ccccc2)C(c2ccccc2)=NN1)c1ccccc1
[b] Cc1cc(C)cc(NC(N)=S)c1
[c] C[Si]1(C)[Si](C)(C)[Si](C)(C)[Si](C)(C)[Si](C)(C)[Si]1(C)C
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}