Task: Answer the MCQ question.
Question: Which compound exhibits a 4.179\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) O=C(Nc1cccc(Cl)c1)N1CCOCC1
b) CCOC(=O)/C(=C\c1ccccc1)C(=O)c1cc(C(C)=O)c(Nc2ccccc2)s1
Answer: b. CCOC(=O)/C(=C\c1ccccc1)C(=O)c1cc(C(C)=O)c(Nc2ccccc2)s1
{#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#}
CCOC(=O)/C(=C\c1ccccc1)C(=O)c1cc(C(C)=O)c(Nc2ccccc2)s1
CCOC(=O)/C(=C\c1ccccc1)C(=O)c1cc(C(C)=O)c(Nc2ccccc2)s1
ethyl (Z)-2-(4-acetyl-5-anilinothiophene-2-carbonyl)-3-phenylprop-2-enoate