Task: Answer the multiple-choice question.
Question: Which compound exhibits a 26.913% 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: CCOc1ccc2nc(N3C(=O)C(O)=C(C(=O)c4ccco4)C3c3ccco3)sc2c1
b: Cc1ccc(C)c(S(=O)(=O)NCCOC(=O)Nc2sc(=S)n(C)c2C)c1
c: CCCCn1nnc(NC(=O)c2ccco2)n1
d: CCC(=O)c1c(NCCc2ccccc2)cc(C)oc1=O
Answer: d. CCC(=O)c1c(NCCc2ccccc2)cc(C)oc1=O
{#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#}
CCC(=O)c1c(NCCc2ccccc2)cc(C)oc1=O
CCC(=O)c1c(NCCc2ccccc2)cc(C)oc1=O
6-methyl-4-(2-phenylethylamino)-3-propanoylpyran-2-one