Task: Please answer the multiple choice question.
Question: Which molecules are not 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 COC(=O)C1(O)CC(=O)CCC1c1ccccc1
b CC1(C)OC2OC3C4COC(SSC56OCC(O5)C5OC7OC(C)(C)OC7C5O6)(O4)OC3C2O1
c Br.Cc1ccc(-c2csc(=Nc3ccccc3)n2NC(=O)c2ccncc2)cc1
d Clc1ccc2c(c1)Oc1ccccc1C=N2
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}