Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a -0.114\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) CCOc1ccccc1C(=O)NC(C(=O)NCc1ccc(F)cc1)C(C)C
(b) CO/N=C/c1ccc(N2CCN(C(=O)c3cccc(C(F)(F)F)c3)CC2)c([N+](=O)[O-])c1
Answer: a. CCOc1ccccc1C(=O)NC(C(=O)NCc1ccc(F)cc1)C(C)C
{#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#}
CCOc1ccccc1C(=O)NC(C(=O)NCc1ccc(F)cc1)C(C)C
CCOc1ccccc1C(=O)NC(C(=O)NCc1ccc(F)cc1)C(C)C
[C][C][O][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][N][C][Branch2][Ring1][C][C][=Branch1][C][=O][N][C][C][=C][C][=C][Branch1][C][F][C][=C][Ring1][#Branch1][C][Branch1][C][C][C]
2-ethoxy-N-[1-[(4-fluorophenyl)methylamino]-3-methyl-1-oxobutan-2-yl]benzamide