Task: Answer the MCQ question.
Question: Which compound has a 15.911\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a O=C(Oc1ccccc1OC(=O)N1CCOCC1)N1CCOCC1
b CCOc1ccc(-n2cc(C(=O)NC(C)C)c3cc(OC)c(OC)cc3c2=O)cc1
Answer: a. O=C(Oc1ccccc1OC(=O)N1CCOCC1)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(Oc1ccccc1OC(=O)N1CCOCC1)N1CCOCC1
O=C(Oc1ccccc1OC(=O)N1CCOCC1)N1CCOCC1
[2-(morpholine-4-carbonyloxy)phenyl] morpholine-4-carboxylate