Task: Answer the multiple-choice question.
Question: Which compound has a 17.820\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a COc1ccccc1-c1ccc(Nc2cccc(C(F)(F)F)c2)nn1
b Cc1cc(C)c(S(=O)(=O)c2ccccc2)c(N(C)C)n1
Answer: a. COc1ccccc1-c1ccc(Nc2cccc(C(F)(F)F)c2)nn1
{#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#}
6-(2-methoxyphenyl)-N-[3-(trifluoromethyl)phenyl]pyridazin-3-amine