Task: Answer the MCQ question.
Question: Which compound has a 6.537\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a.) CCOC(=O)CNC(=O)C(NC(=O)C1CCC(C)CC1)C(C)CC
b.) Cc1cc(C)n2c(SCc3ccc(Br)cc3)nnc2n1
c.) CS(=O)(=O)c1ccc(Cl)c(NC(=O)c2cc(=O)[nH]c3ccc(S(=O)(=O)N4CCOCC4)cc23)c1
Answer: a. CCOC(=O)CNC(=O)C(NC(=O)C1CCC(C)CC1)C(C)CC
{#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#}
CCOC(=O)CNC(=O)C(NC(=O)C1CCC(C)CC1)C(C)CC
CCOC(=O)CNC(=O)C(NC(=O)C1CCC(C)CC1)C(C)CC
N-[1-[(2-ethoxy-2-oxoethyl)amino]-3-methyl-1-oxopentan-2-yl]-4-methylcyclohexane-1-carboxamide