Task: Answer the multiple-choice question.
Query: Which compound exhibits a 1.214\% human ether-à-go-go related gene (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) O=C(NCCN1CCOCC1)N1CCOCC1
b) CCN(C1CCCCC1)S(=O)(=O)c1ccc(-n2cnnn2)c(C)c1
c) Cc1c2cnn(CC(=O)NCCCN3CCCCC3C)c(=O)c2c(C)n1Cc1ccccc1
Answer: a. O=C(NCCN1CCOCC1)N1CCOCC1
{#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#}
O=C(NCCN1CCOCC1)N1CCOCC1
O=C(NCCN1CCOCC1)N1CCOCC1
N-(2-morpholin-4-ylethyl)morpholine-4-carboxamide