Task: Answer the MCQ question.
Question: Which compound has a 4.476\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a CCOc1ccccc1C(=O)Nc1ccc2nc(N3CCN(c4ncccn4)CC3)cc(C)c2c1
b CCOc1ccccc1OCCC(=O)OCC(=O)c1ccc[nH]1
Answer: a. CCOc1ccccc1C(=O)Nc1ccc2nc(N3CCN(c4ncccn4)CC3)cc(C)c2c1
{#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#}
2-ethoxy-N-[4-methyl-2-(4-pyrimidin-2-ylpiperazin-1-yl)quinolin-6-yl]benzamide