Task: Answer the multiple choice question.
Query: Which drug has a 6.423\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] COc1ccc(-c2c(C#N)c(N)nc3c2CCc2ccccc2-3)cc1OC
[b] COc1ccc(C(=O)N2CCOC2CNC(=O)C(=O)NCc2ccco2)cc1
[c] CC1(C)CC2CC(C)(CN2C(=S)Nc2ccccc2F)C1
[d] Oc1ccc(Br)cc1C=Nc1ccc(Cl)cc1
Answer: b. COc1ccc(C(=O)N2CCOC2CNC(=O)C(=O)NCc2ccco2)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#}
COc1ccc(C(=O)N2CCOC2CNC(=O)C(=O)NCc2ccco2)cc1
COc1ccc(C(=O)N2CCOC2CNC(=O)C(=O)NCc2ccco2)cc1
N'-(furan-2-ylmethyl)-N-[[3-(4-methoxybenzoyl)-1,3-oxazolidin-2-yl]methyl]oxamide