Task: Answer the MCQ question.
Question: Which compound exhibits a -1.924\% 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) Cc1ccnc(NS(=O)(=O)c2ccc(N)cc2)n1
(b) CCOc1ccc(Br)cc1C(=O)Nc1ccc(C(=O)NCC(C)C)cc1
Answer: b. CCOc1ccc(Br)cc1C(=O)Nc1ccc(C(=O)NCC(C)C)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#}
CCOc1ccc(Br)cc1C(=O)Nc1ccc(C(=O)NCC(C)C)cc1
CCOc1ccc(Br)cc1C(=O)Nc1ccc(C(=O)NCC(C)C)cc1
5-bromo-2-ethoxy-N-[4-(2-methylpropylcarbamoyl)phenyl]benzamide