Problem statement: Answer the multiple choice question.
Question: Which drug has a 6.579\% 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=c1c2ccccc2c(C=NCc2ccccn2)c(O)n1-c1ccccc1
(b) CCCCSc1nnc([C@H](C)NC(=O)OC(C)(C)C)o1
Answer: a. O=c1c2ccccc2c(C=NCc2ccccn2)c(O)n1-c1ccccc1
{#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=c1c2ccccc2c(C=NCc2ccccn2)c(O)n1-c1ccccc1
O=c1c2ccccc2c(C=NCc2ccccn2)c(O)n1-c1ccccc1
3-hydroxy-2-phenyl-4-(pyridin-2-ylmethyliminomethyl)isoquinolin-1-one