Task: Answer the multiple choice question.
Question: Which compound exhibits a 0.203\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
[a] CCOc1ccc2[nH]c(=O)c(CN(CCc3ccccc3)C(=O)N3CCOCC3)cc2c1
[b] COc1ccc(-c2c(-c3ccccc3)c(C(=O)C(=O)NCCCN(C)C)n3ccc4cc(OC)c(OC)cc4c23)cc1OC
[c] CC(=O)Nc1cc(S(=O)(=O)Nc2ccccc2C)c(C)cc1C
Answer: a. CCOc1ccc2[nH]c(=O)c(CN(CCc3ccccc3)C(=O)N3CCOCC3)cc2c1
{#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#}
CCOc1ccc2[nH]c(=O)c(CN(CCc3ccccc3)C(=O)N3CCOCC3)cc2c1
CCOc1ccc2[nH]c(=O)c(CN(CCc3ccccc3)C(=O)N3CCOCC3)cc2c1
N-[(6-ethoxy-2-oxo-1H-quinolin-3-yl)methyl]-N-(2-phenylethyl)morpholine-4-carboxamide