Task: Answer the multiple-choice question.
Question: Which compound exhibits a 12.537\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) Cc1ccc2nc(-c3ccncc3)cc(C(=O)N3CCOCC3)c2c1
(b) CCOC(=O)CSC1=C(C#N)C(c2ccc(C)o2)CC(=O)N1
(c) CN(CC(=O)Nc1ccc(F)cc1)C(=O)c1cccc(S(=O)(=O)N2CCN(c3ccccc3)CC2)c1
Answer: b. CCOC(=O)CSC1=C(C#N)C(c2ccc(C)o2)CC(=O)N1
{#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)CSC1=C(C#N)C(c2ccc(C)o2)CC(=O)N1
CCOC(=O)CSC1=C(C#N)C(c2ccc(C)o2)CC(=O)N1
ethyl 2-[[5-cyano-4-(5-methylfuran-2-yl)-2-oxo-3,4-dihydro-1H-pyridin-6-yl]sulfanyl]acetate