Task: Answer the MCQ question.
Query: Which drug exhibits a -5.257\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a O=C(Nc1c(Cl)cc(Cl)cc1-c1nc2ccccc2s1)c1ccc(Br)o1
b COc1ccc(NC(=O)CCN2CCCC(C)C2)cc1
c O=C(CCN1C(=O)C2C3CCC(C3)C2C1=O)OCC(=O)c1ccccc1
Answer: b. COc1ccc(NC(=O)CCN2CCCC(C)C2)cc1
{#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#}
COc1ccc(NC(=O)CCN2CCCC(C)C2)cc1
COc1ccc(NC(=O)CCN2CCCC(C)C2)cc1
N-(4-methoxyphenyl)-3-(3-methylpiperidin-1-yl)propanamide