Task: Answer the MCQ question.
Question: Which compound exhibits a 4.326\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a CC1CCN(CCCOc2ccc(Cl)cc2Br)CC1
b O=C(N/N=C/c1c(O)n(CCc2ccccc2)c(=O)[nH]c1=O)c1ccccc1
c Cc1ccc(S(=O)(=O)NCC(=O)NCc2cc(=O)n(C)c(=O)n2C)cc1C
d O=C(NCc1ccco1)c1scc2c1OCCO2
e CCOC(=O)c1sc(/N=C/C2=C(O)CC(C)(C)CC2=O)c(C(=O)OCC)c1C
Answer: e. CCOC(=O)c1sc(/N=C/C2=C(O)CC(C)(C)CC2=O)c(C(=O)OCC)c1C
{#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)c1sc(/N=C/C2=C(O)CC(C)(C)CC2=O)c(C(=O)OCC)c1C
CCOC(=O)c1sc(/N=C/C2=C(O)CC(C)(C)CC2=O)c(C(=O)OCC)c1C
diethyl 5-[(E)-(2-hydroxy-4,4-dimethyl-6-oxocyclohexen-1-yl)methylideneamino]-3-methylthiophene-2,4-dicarboxylate