Task: Answer the multiple-choice question.
Question: Which drug exhibits a 13.386\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) CCOC(=O)c1cc(CC)sc1NC(=O)Cc1ccsc1
b.) O=C1c2cccnc2C(=O)N1Cc1ccc(S(=O)(=O)NCc2ccco2)cc1
Answer: a. CCOC(=O)c1cc(CC)sc1NC(=O)Cc1ccsc1
{#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)c1cc(CC)sc1NC(=O)Cc1ccsc1
CCOC(=O)c1cc(CC)sc1NC(=O)Cc1ccsc1
ethyl 5-ethyl-2-[(2-thiophen-3-ylacetyl)amino]thiophene-3-carboxylate