Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 5.947\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: CC(C)(C)OC(=O)[C@H](Cc1ccccc1)NC(=O)c1nc[nH]c1C(=O)NCCCCC[NH3+].[Cl-]
b: O=C(N/N=C/c1cccs1)c1ccc2ncccc2c1
Answer: b. O=C(N/N=C/c1cccs1)c1ccc2ncccc2c1
{#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=C(N/N=C/c1cccs1)c1ccc2ncccc2c1
O=C(N/N=C/c1cccs1)c1ccc2ncccc2c1
N-[(E)-thiophen-2-ylmethylideneamino]quinoline-6-carboxamide