Task: Please answer the multiple choice question.
Question: Which molecules are active against the human immunodeficiency virus?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) C1CCc2nnnn2CC1
(b) S=c1sc2c(S)nc(S)nc2n1-c1ccccc1
(c) CCNC1=Nc2ccccc2-n2c(nn3nc4ccccc4c23)N1CC
(d) CC(=NNC(=O)C(C#N)=Cc1ccc(N(CCC#N)CCC#N)cc1)c1ccccc1
Answer: 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}