Task: Answer the multiple choice question.
Query: Which drug has a 13.990\% 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] COc1cccc(-n2cnc(=O)c3cccnc32)c1
[b] CC(C)(C)c1cc(=O)n2c(C#N)c(C#N)nc2[nH]1
Answer: a. COc1cccc(-n2cnc(=O)c3cccnc32)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#}
COc1cccc(-n2cnc(=O)c3cccnc32)c1
COc1cccc(-n2cnc(=O)c3cccnc32)c1
1-(3-methoxyphenyl)pyrido[2,3-d]pyrimidin-4-one