Task: Answer the multiple-choice question.
Query: Which drug exhibits a -1.081\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a CCCCn1nnc(NC(=S)NC(=O)c2ccc(-c3cccc(Cl)c3Cl)o2)n1
b Cc1c(NC=C(C#N)C#N)c(=O)n(-c2ccccc2)n1C
c CCOC(=O)C1CCN(C(=O)c2cc3c(s2)-c2ccccc2OC3)CC1
d O=S(=O)(NCC1CCCO1)c1ccc(S(=O)(=O)N(Cc2ccc(F)cc2)C2CCCCC2)cc1
Answer: c. CCOC(=O)C1CCN(C(=O)c2cc3c(s2)-c2ccccc2OC3)CC1
{#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)C1CCN(C(=O)c2cc3c(s2)-c2ccccc2OC3)CC1
CCOC(=O)C1CCN(C(=O)c2cc3c(s2)-c2ccccc2OC3)CC1
ethyl1-(4H-thieno[3,2-c]chromene-2-carbonyl)piperidine-4-carboxylate