Task: Answer the multiple choice question.
Query: Which drug has a 13.485\% 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 CNS(=O)(=O)c1cccc2cccnc12
b NC(=O)N/N=C\c1cc(Br)ccc1O
Answer: a. CNS(=O)(=O)c1cccc2cccnc12
{#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#}
CNS(=O)(=O)c1cccc2cccnc12
CNS(=O)(=O)c1cccc2cccnc12
N-methylquinoline-8-sulfonamide