Task: Answer the MCQ question.
Question: Which compound has a -0.962\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. COC(=O)c1ccc(C(=O)OC)c(NC(=S)N2CCN(c3ccccc3F)CC2)c1
b. CCCCN=C(NNc1ccc(Br)cc1)C(=O)OCC
c. COc1ccc(/C(=N/OC(C)=O)c2nccc3cc(OC)c(OC)cc23)cc1OC
d. Cc1nc2nc(-c3ccccc3)nn2c(C)c1Cl
e. CC1CCc2nc3ccccc3c(C(=O)OCC(=O)NC3CCS(=O)(=O)C3)c2C1
Answer: b. CCCCN=C(NNc1ccc(Br)cc1)C(=O)OCC
{#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#}
CCCCN=C(NNc1ccc(Br)cc1)C(=O)OCC
CCCCN=C(NNc1ccc(Br)cc1)C(=O)OCC
ethyl 2-[2-(4-bromophenyl)hydrazinyl]-2-butyliminoacetate