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 additional words.
Options:
a: NS(=O)(=O)c1ccc(SSc2ccc(S(N)(=O)=O)cc2[N+](=O)[O-])c([N+](=O)[O-])c1
b: O=c1[nH]nc(-c2ccccc2)n1N=Cc1ccccc1
c: COc1cccc2nc3cc(C)c(C)cc3nc12
d: c1ccc2nc(NCCSSCCNc3cnc4ccccc4n3)cnc2c1
Answer: a
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}