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. Br.CCC1=C(C)C(=Cc2[nH]c(CBr)c(CC)c2C)N=C1CBr
b. COC(=O)C1(C)CCCC2(C)c3ccccc3C(OO)CC12
c. CCN(c1ccccc1)c1nc(N)nc(NS(=O)(=O)c2cc(C)c(Cl)cc2S)n1
Answer: a, 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}