Task: Answer the multiple choice question.
Query: Which drug exhibits a 12.419\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) CCOC(=O)Cc1csc(Nc2ccc(Cl)cc2)n1
(b) COc1cccc(-n2ccn(CC(=O)NCCc3ccccc3)c(=O)c2=O)c1
Answer: b. COc1cccc(-n2ccn(CC(=O)NCCc3ccccc3)c(=O)c2=O)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(-n2ccn(CC(=O)NCCc3ccccc3)c(=O)c2=O)c1
COc1cccc(-n2ccn(CC(=O)NCCc3ccccc3)c(=O)c2=O)c1
2-[4-(3-methoxyphenyl)-2,3-dioxopyrazin-1-yl]-N-(2-phenylethyl)acetamide