Task: Answer the multiple-choice question.
Question: Which compound exhibits a 1.183\% 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.) Cc1cc(C)nc(-n2nc(C)c(Sc3ccc(F)cc3)c2N)n1
b.) O=C(Cn1ccc(=O)[nH]c1=O)NCCO
Answer: b. O=C(Cn1ccc(=O)[nH]c1=O)NCCO
{#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#}
O=C(Cn1ccc(=O)[nH]c1=O)NCCO
O=C(Cn1ccc(=O)[nH]c1=O)NCCO
2-(2,4-dioxopyrimidin-1-yl)-N-(2-hydroxyethyl)acetamide