Task: Answer the MCQ question.
Question: Which drug exhibits a 18.634\% 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) CCOc1ccc(NC(=O)CNC(=O)c2cn(-c3ccccc3OC)c(=O)c3ccccc23)cc1
(b) COc1ccccc1-c1nnc2n1N=C(C(C)(C)C)CS2
(c) O=C1NC(=O)N(c2ccc3c(c2)OCO3)C(=O)/C1=C/c1ccc(N2CCCC2)o1
(d) CN(C)c1ccc(C(=O)OCC(=O)N2CCCC2)cc1
Answer: d. CN(C)c1ccc(C(=O)OCC(=O)N2CCCC2)cc1
{#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#}
CN(C)c1ccc(C(=O)OCC(=O)N2CCCC2)cc1
CN(C)c1ccc(C(=O)OCC(=O)N2CCCC2)cc1
(2-oxo-2-pyrrolidin-1-ylethyl) 4-(dimethylamino)benzoate