Problem statement: Answer the MCQ question.
Question: Which compound has a 1.825\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] COc1ccc(C2C(C(=O)c3ccco3)=C(O)C(=O)N2CCc2ccccc2)cc1OC
[b] COc1ccc(C(=O)n2cc(C(=O)c3cc(C)ccc3O)cn2)cc1
[c] COc1ccc(C2(CNC(=O)c3cccc([N+](=O)[O-])c3)CCCCC2)cc1OC
Answer: a. COc1ccc(C2C(C(=O)c3ccco3)=C(O)C(=O)N2CCc2ccccc2)cc1OC
{#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-(3,4-dimethoxyphenyl)-3-(furan-2-carbonyl)-4-hydroxy-1-(2-phenylethyl)-2H-pyrrol-5-one