Task: Answer the multiple choice question.
Query: Which compound has a 14.883\% 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] COC(=O)c1ccc(COC(=O)CNC(=O)c2cccs2)cc1
[b] O=C(COc1ccc2ccccc2c1)N1CCNCC1.O=C(O)C(F)(F)F
Answer: a. COC(=O)c1ccc(COC(=O)CNC(=O)c2cccs2)cc1
{#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#}
COC(=O)c1ccc(COC(=O)CNC(=O)c2cccs2)cc1
COC(=O)c1ccc(COC(=O)CNC(=O)c2cccs2)cc1
methyl 4-[[2-(thiophene-2-carbonylamino)acetyl]oxymethyl]benzoate