Problem statement: Answer the MCQ question.
Query: Which compound has a 2.113\% 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) COC(=O)C1=C(N)OC2=C(C(=O)CCC2)C1c1cccs1
b) CCCOC(=O)C1C2C=CC(C3CC23)C1C(=O)OCC(=O)c1ccccc1
c) COc1ccc(OC)c(N(CC(=O)N2CCc3ccccc3C2)S(C)(=O)=O)c1
Answer: a. COC(=O)C1=C(N)OC2=C(C(=O)CCC2)C1c1cccs1
{#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#}
methyl2-amino-5-oxo-4-(thiophen-2-yl)-4,6,7,8-tetrahydrochromene-3-carboxylate