Task: Answer the multiple-choice question.
Question: Which compound exhibits a 3.169\% 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 additional words.
Options:
a Cc1cc(=O)c(C(=O)Nc2cccc(N3CCCC3=O)c2)nn1-c1ccccc1Cl
b COc1cc2c(cc1NC(=O)C(C)Sc1nc3ccccc3n1C)oc1ccccc12
c CSc1cccc(-n2cc(-c3ccc4c(c3)OCO4)[nH]c2=O)c1
d CS(=O)(=O)Nc1ccc(C2=NN(C(=O)c3ccco3)C(c3ccccc3F)C2)cc1
e CCOC(=O)c1c(C)nc2sc3c(=O)[nH]cnc3c2c1-c1ccc(OC)cc1
Answer: a. Cc1cc(=O)c(C(=O)Nc2cccc(N3CCCC3=O)c2)nn1-c1ccccc1Cl
{#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#}
Cc1cc(=O)c(C(=O)Nc2cccc(N3CCCC3=O)c2)nn1-c1ccccc1Cl
Cc1cc(=O)c(C(=O)Nc2cccc(N3CCCC3=O)c2)nn1-c1ccccc1Cl
1-(2-chlorophenyl)-6-methyl-4-oxo-N-[3-(2-oxopyrrolidin-1-yl)phenyl]pyridazine-3-carboxamide