Task: Answer the MCQ question.
Question: Which drug exhibits a -2.194\% 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=P(O)(CCc1ccccn1)CN1CCOCC1
(b) Cc1ccc(NC(=O)CNCc2ccccc2)cc1Br.Cl
Answer: b. Cc1ccc(NC(=O)CNCc2ccccc2)cc1Br.Cl
{#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#}
Cc1ccc(NC(=O)CNCc2ccccc2)cc1Br.Cl
Cc1ccc(NC(=O)CNCc2ccccc2)cc1Br.Cl
2-(benzylamino)-N-(3-bromo-4-methylphenyl)acetamide;hydrochloride