Task: Answer the multiple choice question.
Query: Which compound exhibits a -1.309\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: NC(=O)C1CNc2ccccc2O1
b: CCn1c(CNc2ccc(C)cc2)nnc1SCC(N)=O
c: Clc1ccc2c(c1)C(c1cccs1)=NNC(c1cccnc1)=N2
Answer: a. NC(=O)C1CNc2ccccc2O1
{#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#}
NC(=O)C1CNc2ccccc2O1
NC(=O)C1CNc2ccccc2O1
[N][C][=Branch1][C][=O][C][C][N][C][=C][C][=C][C][=C][Ring1][=Branch1][O][Ring1][#Branch2]
3,4-dihydro-2H-1,4-benzoxazine-2-carboxamide