Task: Answer the multiple-choice question.
Query: Which compound exhibits a -2.751\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. CN(CC(=O)Nc1ccccc1Cl)C(=O)COC(=O)c1ccc(=O)n(Cc2ccccc2)n1
b. O=C(CCNc1cccc(F)c1)c1cc2ccccc2o1
c. Cc1noc(C)c1COc1cccc(C(=O)Nc2ccc(OCc3ccccc3)cc2)c1
d. Cc1ccc(-n2ncc(C(=O)NC3CC3)c2C2CCN(C(=O)OC(C)(C)C)CC2)c(C)c1
Answer: a. CN(CC(=O)Nc1ccccc1Cl)C(=O)COC(=O)c1ccc(=O)n(Cc2ccccc2)n1
{#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#}
[2-[[2-(2-chloroanilino)-2-oxoethyl]-methylamino]-2-oxoethyl]1-benzyl-6-oxopyridazine-3-carboxylate