Task: Answer the multiple-choice question.
Query: Which compound has a 4.326% 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 other words.
Options:
a: CCCc1nc(Nc2nc3ccccc3o2)nc(C)c1C(=O)OCC
b: COC(=O)C(C)Oc1ccc(=O)[nH]n1
c: CC#CCCCC(=O)Nc1ccccc1C(=O)O
d: COc1ccccc1OCCC(=O)OCC(=O)Nc1cc(S(=O)(=O)N(C)C)ccc1Cl
Answer: b. COC(=O)C(C)Oc1ccc(=O)[nH]n1
{#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#}
COC(=O)C(C)Oc1ccc(=O)[nH]n1
COC(=O)C(C)Oc1ccc(=O)[nH]n1
methyl 2-[(6-oxo-1H-pyridazin-3-yl)oxy]propanoate