Task: Answer the MCQ question.
Query: Which compound exhibits a 5.404\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. O=C(O)CSc1ccc(Oc2ccc(SCC(=O)O)cc2)cc1
b. COc1ccc(C(=O)c2ccccc2)cc1Br
c. CCOc1ccc2nc(NC(=O)CCC(=O)c3cccs3)sc2c1
d. CCOc1ccccc1OCCCC(=O)ON=C(N)c1ccccc1
Answer: c. CCOc1ccc2nc(NC(=O)CCC(=O)c3cccs3)sc2c1
{#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#}
N-(6-ethoxy-1,3-benzothiazol-2-yl)-4-oxo-4-thiophen-2-ylbutanamide