Task: Answer the MCQ question.
Question: Which compound exhibits a -3.735\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) O=C(COC(=O)C1=NN(c2ccccc2)C(=O)CC1)NCc1ccccc1Cl
(b) CCc1ccc(CN2CCC(Oc3ccc(C(=O)NCc4ccccn4)cc3)CC2)o1
Answer: a. O=C(COC(=O)C1=NN(c2ccccc2)C(=O)CC1)NCc1ccccc1Cl
{#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#}
O=C(COC(=O)C1=NN(c2ccccc2)C(=O)CC1)NCc1ccccc1Cl
O=C(COC(=O)C1=NN(c2ccccc2)C(=O)CC1)NCc1ccccc1Cl
[2-[(2-chlorophenyl)methylamino]-2-oxoethyl]6-oxo-1-phenyl-4,5-dihydropyridazine-3-carboxylate