Task: Answer the multiple choice question.
Question: Which drug exhibits a 7.771\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CCOC(=O)n1c(=O)n(Cc2ccc(Cl)cc2Cl)c2ccccc21
(b) Cc1cccc(NC(=O)CCCN=C2NS(=O)(=O)c3ccccc32)c1C
Answer: a. CCOC(=O)n1c(=O)n(Cc2ccc(Cl)cc2Cl)c2ccccc21
{#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#}
CCOC(=O)n1c(=O)n(Cc2ccc(Cl)cc2Cl)c2ccccc21
CCOC(=O)n1c(=O)n(Cc2ccc(Cl)cc2Cl)c2ccccc21
ethyl1-[(2,4-dichlorophenyl)methyl]-2-oxobenzimidazole-3-carboxylate