Task: Answer the multiple choice question.
Question: Which compound exhibits a 14.772\% human ether-à-go-go related gene (hERG) inhibition at 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)c1cccc(NC(=O)N2CCCC2C(=O)NCc2ccccc2)c1
(b) O=C(COc1cccnc1[N+](=O)[O-])c1ccc(Cl)s1
(c) O=C(O)C1CC(=O)N(CCc2c[nH]c3ccccc23)C1
(d) Cc1ccc(CN(C)C(=O)C2CCCN2C(=O)c2cccs2)o1
(e) O=C1NCC(O)=C1C=NC12CC3CC(CC(C3)C1)C2
Answer: b. O=C(COc1cccnc1[N+](=O)[O-])c1ccc(Cl)s1
{#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=C(COc1cccnc1[N+](=O)[O-])c1ccc(Cl)s1
O=C(COc1cccnc1[N+](=O)[O-])c1ccc(Cl)s1
1-(5-chlorothiophen-2-yl)-2-(2-nitropyridin-3-yl)oxyethanone