Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 4.236\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a Cc1ccc(OCC(=O)Nc2ccc(N3CCN(C(=O)c4ccco4)CC3)cc2)cc1
b Cc1cccc(-c2onc3ccc(C4(C)OCCO4)cc23)c1
c CCN(CC)C(=O)c1sc2nc(-c3ccccn3)[nH]c(=O)c2c1C
d CCOC(=O)c1ccc(NC(=O)N2CCN(S(C)(=O)=O)CC2)cc1
Answer: c. CCN(CC)C(=O)c1sc2nc(-c3ccccn3)[nH]c(=O)c2c1C
{#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#}
N,N-diethyl-5-methyl-4-oxo-2-pyridin-2-yl-3H-thieno[2,3-d]pyrimidine-6-carboxamide