Task: Answer the multiple-choice question.
Query: Which compound exhibits a 10.313\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: S=C(NCc1ccccc1)NCC1COc2ccccc2O1
b: Cc1cc(N(C)C)c(C#N)c(N2CCCCC2)n1
Answer: a. S=C(NCc1ccccc1)NCC1COc2ccccc2O1
{#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#}
S=C(NCc1ccccc1)NCC1COc2ccccc2O1
S=C(NCc1ccccc1)NCC1COc2ccccc2O1
1-benzyl-3-(2,3-dihydro-1,4-benzodioxin-3-ylmethyl)thiourea