Task: Answer the multiple-choice question.
Question: Which compound exhibits a -2.737\% 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] COc1cc(Nc2ccc(-c3ccccc3F)nn2)cc(OC)c1OC.Cl
[b] COCCNC(=O)/C(C#N)=C/c1c(N2CCN(C)CC2)nc2c(C)cccn2c1=O
Answer: a. COc1cc(Nc2ccc(-c3ccccc3F)nn2)cc(OC)c1OC.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(Nc2ccc(-c3ccccc3F)nn2)cc(OC)c1OC.Cl
COc1cc(Nc2ccc(-c3ccccc3F)nn2)cc(OC)c1OC.Cl
[C][O][C][=C][C][Branch2][Ring1][Branch1][N][C][=C][C][=C][Branch1][#Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][F][N][=N][Ring1][=N][=C][C][Branch1][Ring1][O][C][=C][Ring2][Ring1][=Branch1][O][C].[Cl]
6-(2-fluorophenyl)-N-(3,4,5-trimethoxyphenyl)pyridazin-3-amine;hydrochloride