Task: Answer the multiple choice question.
Question: Which compound has a -2.270% 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] O=C(NC(c1ccccc1)c1cc(Cl)c2cccnc2c1O)c1cccnc1
[b] COc1cccc(OC)c1C(=O)NC(C)CCc1ccccc1
Answer: a. O=C(NC(c1ccccc1)c1cc(Cl)c2cccnc2c1O)c1cccnc1
{#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(NC(c1ccccc1)c1cc(Cl)c2cccnc2c1O)c1cccnc1
O=C(NC(c1ccccc1)c1cc(Cl)c2cccnc2c1O)c1cccnc1
N-[(5-chloro-8-hydroxyquinolin-7-yl)-phenylmethyl]pyridine-3-carboxamide