Task: Answer the MCQ question.
Question: Which drug exhibits a -9.005\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: CCC(C)NC(=O)c1cc2cc3ccc(OC)cc3nc2s1
b: COC(=O)c1sccc1-c1ccc(C(=O)Nc2ccccc2)o1
Answer: b. COC(=O)c1sccc1-c1ccc(C(=O)Nc2ccccc2)o1
{#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)c1sccc1-c1ccc(C(=O)Nc2ccccc2)o1
COC(=O)c1sccc1-c1ccc(C(=O)Nc2ccccc2)o1
methyl 3-[5-(phenylcarbamoyl)furan-2-yl]thiophene-2-carboxylate