Problem statement: Answer the MCQ question.
Question: Which drug has a 4.991\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: CCOc1cc(C(=O)NCCOC)ccc1OC
b: Cc1ccc(-n2nc(-c3ccc(OC(F)(F)F)cc3)cc2N)cc1C
c: O=C(Nc1cc(Sc2ccccn2)cc([N+](=O)[O-])c1)c1ccc([N+](=O)[O-])cc1
Answer: a. CCOc1cc(C(=O)NCCOC)ccc1OC
{#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#}
3-ethoxy-4-methoxy-N-(2-methoxyethyl)benzamide