Task: Answer the multiple choice question.
Question: Which compound has a 19.460\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) [O-][n+]1cccc(C(O)c2ccccc2)c1
b.) Cc1ccc(S(=O)(=O)NC(=O)Nc2ccc(C)cc2C)cc1
Answer: a. [O-][n+]1cccc(C(O)c2ccccc2)c1
{#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#}
[O-][n+]1cccc(C(O)c2ccccc2)c1
[O-][n+]1cccc(C(O)c2ccccc2)c1
(1-oxidopyridin-1-ium-3-yl)-phenylmethanol