Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 8.374\% 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, or c without using any additional words.
Options:
(a) CCOCCN(C=O)c1cccc(OC)c1
(b) Cn1cnc([N+](=O)[O-])c1Sc1ncnc2nc[nH]c12
(c) Cc1ccc(CNC(=O)C2CCN(S(=O)(=O)c3cccc4nonc34)CC2)cc1
Answer: a. CCOCCN(C=O)c1cccc(OC)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#}
CCOCCN(C=O)c1cccc(OC)c1
CCOCCN(C=O)c1cccc(OC)c1
N-(2-ethoxyethyl)-N-(3-methoxyphenyl)formamide