Task: Answer the multiple-choice question.
Query: Which compound exhibits a 19.127% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a O=C(Nc1ccc2c(c1)OCCO2)c1cccc2nc3ccccc3nc12
b Cc1ccc(NC(=O)COC(=O)C2CCCCC2)cc1S(=O)(=O)N(C)C
Answer: a. O=C(Nc1ccc2c(c1)OCCO2)c1cccc2nc3ccccc3nc12
{#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=C(Nc1ccc2c(c1)OCCO2)c1cccc2nc3ccccc3nc12
O=C(Nc1ccc2c(c1)OCCO2)c1cccc2nc3ccccc3nc12
N-(2,3-dihydro-1,4-benzodioxin-6-yl)phenazine-1-carboxamide