Task: Answer the multiple-choice question.
Query: Which compound exhibits a 1.636\% 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) CCCn1c(=O)c(C(=O)Nc2ccccc2C(=O)OC)c(O)c2ccccc21
b) COc1ccc2nc(NC(=O)CSc3nnc(N)s3)sc2c1
Answer: a. CCCn1c(=O)c(C(=O)Nc2ccccc2C(=O)OC)c(O)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#}
CCCn1c(=O)c(C(=O)Nc2ccccc2C(=O)OC)c(O)c2ccccc21
CCCn1c(=O)c(C(=O)Nc2ccccc2C(=O)OC)c(O)c2ccccc21
methyl2-[(4-hydroxy-2-oxo-1-propylquinoline-3-carbonyl)amino]benzoate