Task: Answer the MCQ question.
Question: Which drug exhibits a 13.363\% human ether-à-go-go related gene (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) CC(C)CC(=O)NC(Oc1ccc(Cl)cc1)C(Cl)(Cl)Cl
(b) O=C(Cn1cnc2ccccc21)N/N=C/c1ccco1
Answer: b. O=C(Cn1cnc2ccccc21)N/N=C/c1ccco1
{#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#}
2-(benzimidazol-1-yl)-N-[(E)-furan-2-ylmethylideneamino]acetamide