Task: Answer the MCQ question.
Question: Which compound exhibits a 18.030% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) COc1cccc(CNC(=O)C2CCN(S(=O)(=O)c3cccc4cccnc34)CC2)c1
(b) CCCCCCC/C(C)=N/NC(=O)CC(=O)NCCc1ccccc1
(c) CCNC(=O)CCC(=O)Nc1cc(Cl)ccc1C
(d) O=C(Cn1nnc(-c2ccc(S(=O)(=O)N3CCCC3)cc2)n1)Nc1ccccc1-n1cccc1
Answer: c. CCNC(=O)CCC(=O)Nc1cc(Cl)ccc1C
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCNC(=O)CCC(=O)Nc1cc(Cl)ccc1C
CCNC(=O)CCC(=O)Nc1cc(Cl)ccc1C
N'-(5-chloro-2-methylphenyl)-N-ethylbutanediamide