Task: Answer the MCQ question.
Question: Which compound has a -1.156\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) O=C(Nc1cc(Cl)ccc1N1CCOCC1)c1cccnc1Cl
b) COc1ccc(N2CCN(c3nc4cc(C)ccc4cc3C=O)CC2)cc1
Answer: a. O=C(Nc1cc(Cl)ccc1N1CCOCC1)c1cccnc1Cl
{#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(Nc1cc(Cl)ccc1N1CCOCC1)c1cccnc1Cl
O=C(Nc1cc(Cl)ccc1N1CCOCC1)c1cccnc1Cl
2-chloro-N-(5-chloro-2-morpholin-4-ylphenyl)pyridine-3-carboxamide