Task: Answer the multiple-choice question.
Query: Which compound has a 12.422\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) O=C(CC1NCCc2ccccc21)Nc1ccccc1Cl
(b) O=C(O)C1CCN(C(=O)COc2ccc(Br)cc2)CC1
(c) O=C(O)/C=C/c1cccc2c1OCCO2
Answer: a. O=C(CC1NCCc2ccccc21)Nc1ccccc1Cl
{#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(CC1NCCc2ccccc21)Nc1ccccc1Cl
O=C(CC1NCCc2ccccc21)Nc1ccccc1Cl
N-(2-chlorophenyl)-2-(1,2,3,4-tetrahydroisoquinolin-1-yl)acetamide