Task: Answer the multiple choice question.
Question: Which drug exhibits a -8.573\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a COc1cccc(OC)c1C(=O)Nc1nc2cc3c(cc2s1)OCO3
b CC1CC(C)(C)NC(=S)N1CCC(=O)N1CCc2ccccc21
c c1ccc(CN2CCN(c3ncccn3)CC2)cc1
d CCOc1ccc(Cc2nc(C)c(CC(=O)N3CCCCC3)c(=O)[nH]2)cc1
Answer: d. CCOc1ccc(Cc2nc(C)c(CC(=O)N3CCCCC3)c(=O)[nH]2)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#}
CCOc1ccc(Cc2nc(C)c(CC(=O)N3CCCCC3)c(=O)[nH]2)cc1
CCOc1ccc(Cc2nc(C)c(CC(=O)N3CCCCC3)c(=O)[nH]2)cc1
2-[(4-ethoxyphenyl)methyl]-4-methyl-5-(2-oxo-2-piperidin-1-ylethyl)-1H-pyrimidin-6-one