Task: Answer the multiple-choice question.
Query: Which compound exhibits a 8.697\% human ether-à-go-go related gene (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: CCOc1ccc2ncc(S(=O)(=O)c3ccccc3)c(N3CCC4(CC3)OCCO4)c2c1
b: CCOc1ccc(NC(=O)CN(C)C(=O)c2ccccc2Cc2ccccc2)cc1OCC
c: O=C(CCN1CCN(CCO)CC1)Nc1ccc(Br)cc1
d: Cc1cc(C)n2nc(CC(=O)NNC(=O)COc3cccc(C)c3C)nc2n1
Answer: a. CCOc1ccc2ncc(S(=O)(=O)c3ccccc3)c(N3CCC4(CC3)OCCO4)c2c1
{#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#}
CCOc1ccc2ncc(S(=O)(=O)c3ccccc3)c(N3CCC4(CC3)OCCO4)c2c1
CCOc1ccc2ncc(S(=O)(=O)c3ccccc3)c(N3CCC4(CC3)OCCO4)c2c1
8-[3-(benzenesulfonyl)-6-ethoxyquinolin-4-yl]-1,4-dioxa-8-azaspiro[4.5]decane