Task: Answer the MCQ question.
Question: Which drug has a 1.964\% 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 additional words.
Options:
(a) O=C(OCC(=O)N1CCN(C(=O)c2ccco2)CC1)c1ccccc1Cc1ccccc1
(b) CO/N=C(\Cn1ncc(N2CCOCC2)c(Br)c1=O)c1ccc(Cl)cc1
Answer: b. CO/N=C(\Cn1ncc(N2CCOCC2)c(Br)c1=O)c1ccc(Cl)cc1
{#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#}
CO/N=C(\Cn1ncc(N2CCOCC2)c(Br)c1=O)c1ccc(Cl)cc1
CO/N=C(\Cn1ncc(N2CCOCC2)c(Br)c1=O)c1ccc(Cl)cc1
4-bromo-2-[(2Z)-2-(4-chlorophenyl)-2-methoxyiminoethyl]-5-morpholin-4-ylpyridazin-3-one