Task: Answer the multiple-choice question.
Query: Which compound exhibits a -4.409% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a O=C(NCCN1CCOCC1)c1cc(-c2ccco2)on1
b COc1ccc(C2Oc3ccccc3C3=C2C(c2cccs2)n2ncnc2N3)cc1
c CNc1ccc([N+](=O)[O-])cc1-c1nc2ccccc2[nH]c1=O
d CCCCn1c(=O)[nH]c(=O)c2c1nc(-c1ccc(-c3ccccc3)cc1)n2C
Answer: a. O=C(NCCN1CCOCC1)c1cc(-c2ccco2)on1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(NCCN1CCOCC1)c1cc(-c2ccco2)on1
O=C(NCCN1CCOCC1)c1cc(-c2ccco2)on1
5-(furan-2-yl)-N-(2-morpholin-4-ylethyl)-1,2-oxazole-3-carboxamide