Problem statement: Answer the MCQ question.
Question: Which drug exhibits a -1.308\% human ether-à-go-go related gene (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 other words.
Options:
a COc1cc(C2/C(=C(\O)c3ccc4c(c3)CC(C)O4)C(=O)C(=O)N2CCN2CCOCC2)cc(OC)c1OC
b O=C(CCN1C(=O)c2ccccc2C1=O)CN1CCOCC1
c CCC1(C)Cc2ccccc2/C(=C/C(=O)N2CCCCC2)N1.Cl
d O=C(Nc1nnc(SCC(=O)N2CCCCC2)s1)C1CCCCC1
e CN(C)c1nc(C#N)nc(N2CCOCC2)n1
Answer: a. COc1cc(C2/C(=C(\O)c3ccc4c(c3)CC(C)O4)C(=O)C(=O)N2CCN2CCOCC2)cc(OC)c1OC
{#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#}
COc1cc(C2/C(=C(\O)c3ccc4c(c3)CC(C)O4)C(=O)C(=O)N2CCN2CCOCC2)cc(OC)c1OC
COc1cc(C2/C(=C(\O)c3ccc4c(c3)CC(C)O4)C(=O)C(=O)N2CCN2CCOCC2)cc(OC)c1OC
(4E)-4-[hydroxy-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)methylidene]-1-(2-morpholin-4-ylethyl)-5-(3,4,5-trimethoxyphenyl)pyrrolidine-2,3-dione