Problem statement: Answer the multiple choice question.
Question: Which compound has a 7.073\% 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 CCOc1ccc2c(c1)c(N=O)c(O)n2C
b O=C(Cn1c(=O)n(CCc2c[nH]c3ccccc23)c(=O)c2cccnc21)Nc1ccccc1F
c COc1ccc(C(=O)NC(=S)NNC(=O)CNC(=O)C2CCCCC2)cc1
Answer: a. CCOc1ccc2c(c1)c(N=O)c(O)n2C
{#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#}
CCOc1ccc2c(c1)c(N=O)c(O)n2C
CCOc1ccc2c(c1)c(N=O)c(O)n2C
5-ethoxy-1-methyl-3-nitrosoindol-2-ol