Task: Answer the MCQ question.
Question: Which drug exhibits a -68.134% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] CCOC(=O)N1CCN(CC(=O)Nc2cc(OCC)ccc2OCC)CC1.Cl
[b] N#CCc1nn(-c2ccccc2)c(N)c1C#N
[c] Cc1nc(-c2ccccn2)sc1C(=O)Nc1ccc(F)cc1
[d] CN(C)S(=O)(=O)c1ccc(N2CCCC2)c(C(=O)NNC(=O)COc2cccc(F)c2)c1
Answer: a. CCOC(=O)N1CCN(CC(=O)Nc2cc(OCC)ccc2OCC)CC1.Cl
{#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#}
CCOC(=O)N1CCN(CC(=O)Nc2cc(OCC)ccc2OCC)CC1.Cl
CCOC(=O)N1CCN(CC(=O)Nc2cc(OCC)ccc2OCC)CC1.Cl
ethyl 4-[2-(2,5-diethoxyanilino)-2-oxoethyl]piperazine-1-carboxylate;hydrochloride