Task: Answer the multiple-choice question.
Query: Which compound exhibits a 16.313\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. O=C1Nc2c(c(=O)[nH]c(=O)n2-c2ccccc2)C(C(F)(F)F)(C(F)(F)F)N1
b. COc1ccc([C@H]2/C=C\CN(C(=O)[C@H](Cc3ccccc3)NC(=O)OCC3c4ccccc4-c4ccccc43)CC(=O)N2Cc2ccc(F)cc2)cc1
c. C=CCN(c1ccccc1)S(=O)(=O)c1cccc(C(=O)Nc2cccc(C)n2)c1
d. CCOC(=O)c1c(O)c(Cl)c(C)[nH]c1=O
Answer: d. CCOC(=O)c1c(O)c(Cl)c(C)[nH]c1=O
{#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#}
CCOC(=O)c1c(O)c(Cl)c(C)[nH]c1=O
CCOC(=O)c1c(O)c(Cl)c(C)[nH]c1=O
ethyl 5-chloro-4-hydroxy-6-methyl-2-oxo-1H-pyridine-3-carboxylate