Task: Answer the multiple-choice question.
Question: Which compound has a 5.893\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. O=C(CN(Cc1ccc(Cl)cc1)C(=O)c1csnn1)NCc1ccc(F)cc1
b. CC1=CC(C)(C)N(C(=O)Nc2ccccc2)c2ccccc21
Answer: b. CC1=CC(C)(C)N(C(=O)Nc2ccccc2)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#}
CC1=CC(C)(C)N(C(=O)Nc2ccccc2)c2ccccc21
CC1=CC(C)(C)N(C(=O)Nc2ccccc2)c2ccccc21
2,2,4-trimethyl-N-phenylquinoline-1-carboxamide