Task: Answer the multiple-choice question.
Question: Which drug exhibits a -3.105\% 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.) CCC(O)c1cc2c(cc1NC(=O)c1cccs1)OCCO2
b.) CCOC(=O)c1c(NC(=O)c2cccnc2)sc(C)c1C
Answer: b. CCOC(=O)c1c(NC(=O)c2cccnc2)sc(C)c1C
{#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)c1c(NC(=O)c2cccnc2)sc(C)c1C
CCOC(=O)c1c(NC(=O)c2cccnc2)sc(C)c1C
ethyl 4,5-dimethyl-2-(pyridine-3-carbonylamino)thiophene-3-carboxylate