Task: Answer the MCQ question.
Query: Which drug has a -8.182% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CNC[C@H](CC1CCCCC1)NC[C@H](NCCC1CCCC1)[C@H](C)O
b. O=C(COC(=O)c1ccccn1)NCc1ccc(Cl)cc1Cl
Answer: b. O=C(COC(=O)c1ccccn1)NCc1ccc(Cl)cc1Cl
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(COC(=O)c1ccccn1)NCc1ccc(Cl)cc1Cl
O=C(COC(=O)c1ccccn1)NCc1ccc(Cl)cc1Cl
[2-[(2,4-dichlorophenyl)methylamino]-2-oxoethyl]pyridine-2-carboxylate