Problem statement: Answer the multiple choice question.
Query: Which compound has a 20.395\% 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 other words.
Options:
a. COc1cc(CNCCO)cc(Br)c1OCc1ccccc1Cl.Cl
b. Cc1ccc(OCC(O)CN2CCN(CC(O)COc3ccc(C)cc3)CC2)cc1
c. CN1CCN(C(c2ccccc2)c2ccccc2)CC1.Cl
Answer: a. COc1cc(CNCCO)cc(Br)c1OCc1ccccc1Cl.Cl
{#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#}
COc1cc(CNCCO)cc(Br)c1OCc1ccccc1Cl.Cl
COc1cc(CNCCO)cc(Br)c1OCc1ccccc1Cl.Cl
2-[[3-bromo-4-[(2-chlorophenyl)methoxy]-5-methoxyphenyl]methylamino]ethanol;hydrochloride