Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 7.861\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a O=C(CCNS(=O)(=O)c1cccs1)NC1CCN(Cc2ccccc2)CC1
b COC(=O)c1nccnc1C(=O)Nc1ccccc1N1CCOCC1
Answer: b. COC(=O)c1nccnc1C(=O)Nc1ccccc1N1CCOCC1
{#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#}
COC(=O)c1nccnc1C(=O)Nc1ccccc1N1CCOCC1
COC(=O)c1nccnc1C(=O)Nc1ccccc1N1CCOCC1
methyl 3-[(2-morpholin-4-ylphenyl)carbamoyl]pyrazine-2-carboxylate