Problem statement: Answer the multiple-choice question.
Question: Which drug has a 9.186\% 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: COc1cccc(NC(=O)CN(Cc2ccccc2)S(C)(=O)=O)c1
b: CCOC(=O)c1sc(NC(=O)c2ccccc2)cc1C
c: C/C(=N\NC(=O)c1nn(C)cc1Br)c1ccc(NC(=O)c2ccncc2)cc1
d: Cc1cccc(NC(=O)CSc2nnc(CNC(=O)c3ccc(S(=O)(=O)N(C)C)cc3)n2-c2ccccc2)c1
Answer: b. CCOC(=O)c1sc(NC(=O)c2ccccc2)cc1C
{#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)c1sc(NC(=O)c2ccccc2)cc1C
CCOC(=O)c1sc(NC(=O)c2ccccc2)cc1C
ethyl 5-benzamido-3-methylthiophene-2-carboxylate