Task: Answer the multiple-choice question.
Query: Which compound exhibits a 21.088\% 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) CC(OC(=O)CCN1C(=O)C2CC=CCC2C1=O)C(=O)Nc1cccc(C#N)c1
(b) COC(=O)c1cccc(COC(=O)CNC(=O)c2ccco2)c1
(c) CCOC(=O)/C(=N\Nc1ccc(Cl)cc1)c1csc(Nc2ccccc2)n1
(d) O=C(N/N=C/c1cccnc1)c1ccc([N+](=O)[O-])cc1Cl
Answer: b. COC(=O)c1cccc(COC(=O)CNC(=O)c2ccco2)c1
{#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#}
COC(=O)c1cccc(COC(=O)CNC(=O)c2ccco2)c1
COC(=O)c1cccc(COC(=O)CNC(=O)c2ccco2)c1
methyl 3-[[2-(furan-2-carbonylamino)acetyl]oxymethyl]benzoate