Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 13.257\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: CCOc1ccc2oc(C(=O)NCc3nc4ccccc4[nH]3)c(C)c2c1
b: c1ccc(CN2CCOCCOCCOCC2)cc1
Answer: a. CCOc1ccc2oc(C(=O)NCc3nc4ccccc4[nH]3)c(C)c2c1
{#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#}
CCOc1ccc2oc(C(=O)NCc3nc4ccccc4[nH]3)c(C)c2c1
CCOc1ccc2oc(C(=O)NCc3nc4ccccc4[nH]3)c(C)c2c1
N-(1H-benzimidazol-2-ylmethyl)-5-ethoxy-3-methyl-1-benzofuran-2-carboxamide