Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 0.026\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a.) CN(C)/C=C(\C#N)S(=O)(=O)C(C)(C)C
b.) O=C(Nc1cccc(Cl)c1)Nc1nnc(CSCCOc2ccc(Cl)cc2)s1
c.) CCN(CC)CCNC(=O)C1CCCCN1S(=O)(=O)c1cccc([N+](=O)[O-])c1
d.) CN(CC(=O)Nc1c(Cl)cccc1Cl)C(=O)Cc1ccc2c(c1)CCC2
Answer: c. CCN(CC)CCNC(=O)C1CCCCN1S(=O)(=O)c1cccc([N+](=O)[O-])c1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCN(CC)CCNC(=O)C1CCCCN1S(=O)(=O)c1cccc([N+](=O)[O-])c1
CCN(CC)CCNC(=O)C1CCCCN1S(=O)(=O)c1cccc([N+](=O)[O-])c1
N-[2-(diethylamino)ethyl]-1-(3-nitrophenyl)sulfonylpiperidine-2-carboxamide