Task: Answer the multiple choice question.
Query: Which compound exhibits a -7.724\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) CC(C)c1ccc(OCC(=O)Nc2cccc(C(=O)Nc3ccccc3C(=O)O)c2)cc1
(b) COC(=O)C1=C(C)N(c2ccc(F)cc2)C(=O)C1
Answer: b. COC(=O)C1=C(C)N(c2ccc(F)cc2)C(=O)C1
{#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)C1=C(C)N(c2ccc(F)cc2)C(=O)C1
COC(=O)C1=C(C)N(c2ccc(F)cc2)C(=O)C1
methyl 1-(4-fluorophenyl)-5-methyl-2-oxo-3H-pyrrole-4-carboxylate