Task: Answer the multiple choice question.
Question: Which compound has a 0.457\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. O=C(CCC(=O)N(CC(=O)NC1CCCCC1)Cc1cccs1)Nc1ccccn1
b. CC1CC(=O)N(CC(=O)Nc2ccc(F)cc2F)c2ccccc2S1(=O)=O
Answer: b. CC1CC(=O)N(CC(=O)Nc2ccc(F)cc2F)c2ccccc2S1(=O)=O
{#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#}
CC1CC(=O)N(CC(=O)Nc2ccc(F)cc2F)c2ccccc2S1(=O)=O
CC1CC(=O)N(CC(=O)Nc2ccc(F)cc2F)c2ccccc2S1(=O)=O
N-(2,4-difluorophenyl)-2-(2-methyl-1,1,4-trioxo-2,3-dihydro-1λ6,5-benzothiazepin-5-yl)acetamide