Task: Answer the multiple-choice question.
Query: Which compound exhibits a -6.483% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. CN(C)S(=O)(=O)c1ccc(C(=O)OCC(=O)Nc2ccc3c(c2)OCO3)cc1
b. O=C1CC2(CCOCC2)Oc2ccc3ccccc3c21
c. COc1ccc(Nc2cc(C(=O)N3CCc4ccccc4C3)c3ccccc3n2)c(OC)c1
Answer: b. O=C1CC2(CCOCC2)Oc2ccc3ccccc3c21
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C1CC2(CCOCC2)Oc2ccc3ccccc3c21
O=C1CC2(CCOCC2)Oc2ccc3ccccc3c21
spiro[2H-benzo[f]chromene-3,4'-oxane]-1-one