Task: Answer the multiple-choice question.
Query: Which compound exhibits a 1.489\% 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) COc1ccc(S(=O)(=O)N2c3ccccc3OCC2C)cc1
(b) Cc1ccc(CNC(=O)NC23CC4CC(CC(C4)C2)C3)cc1
(c) O=C1Nc2ccc(Br)cc2C1=Nc1cccnc1
(d) Clc1cccc(OCc2nc(-c3ccncc3)no2)c1
Answer: c. O=C1Nc2ccc(Br)cc2C1=Nc1cccnc1
{#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#}
O=C1Nc2ccc(Br)cc2C1=Nc1cccnc1
O=C1Nc2ccc(Br)cc2C1=Nc1cccnc1
5-bromo-3-pyridin-3-ylimino-1H-indol-2-one