Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 13.980\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a CC(=O)Nc1ccc(NC(=O)C2CCCN(S(=O)(=O)c3ccc(Cl)cc3)C2)cc1
b O=C1C(=O)N(c2ccccn2)C(c2cccc([N+](=O)[O-])c2)/C1=C(/O)c1ccc(Br)cc1
c Cc1c(CC(=O)O)c(=O)oc2cc3c(cc12)CCC(C)(C)O3
d CSc1nc(C(=O)N2CCCC(C(=O)c3ccc(Cl)cc3)C2)cs1
e NC(=O)NC(=O)C(Nc1ccc(N2CCCCC2)cc1)c1ccccc1
Answer: b. O=C1C(=O)N(c2ccccn2)C(c2cccc([N+](=O)[O-])c2)/C1=C(/O)c1ccc(Br)cc1
{#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#}
O=C1C(=O)N(c2ccccn2)C(c2cccc([N+](=O)[O-])c2)/C1=C(/O)c1ccc(Br)cc1
O=C1C(=O)N(c2ccccn2)C(c2cccc([N+](=O)[O-])c2)/C1=C(/O)c1ccc(Br)cc1
(4Z)-4-[(4-bromophenyl)-hydroxymethylidene]-5-(3-nitrophenyl)-1-pyridin-2-ylpyrrolidine-2,3-dione