Task: Answer the multiple choice question.
Query: Which compound exhibits a 13.882\% 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 additional words.
Options:
(a) COCCNC(=O)c1cc2cc3ccc(OC)cc3nc2o1
(b) COc1ccc(NC(=O)CN(C)C2CCCCC2)cc1Cl
(c) Cc1ccc(Cl)cc1N1CCN(S(C)(=O)=O)CC1
(d) CCn1cc(CN2CCC(C(=O)Nc3ccc(Oc4cccnc4)cc3)CC2)cn1
Answer: a. COCCNC(=O)c1cc2cc3ccc(OC)cc3nc2o1
{#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#}
COCCNC(=O)c1cc2cc3ccc(OC)cc3nc2o1
COCCNC(=O)c1cc2cc3ccc(OC)cc3nc2o1
7-methoxy-N-(2-methoxyethyl)furo[2,3-b]quinoline-2-carboxamide