Task: Answer the multiple choice question.
Question: Which compound exhibits a 4.842\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. CCOC(=O)[C@@H]1[C@H]2COc3ccc(Br)cc3[C@@H]2N2C(=O)N(c3cccc(C)c3)C(=O)[C@]12C
b. CC(=O)Nc1ccc(CN2CCN(Cc3ccc(C)cc3)C(CCO)C2)cc1
c. CCOC(=O)N1CCN(C(=O)c2ccc(OCC)c(OCC)c2)CC1
d. COc1cc(C)c(Cl)cc1S(=O)(=O)NCc1ccccn1
Answer: b. CC(=O)Nc1ccc(CN2CCN(Cc3ccc(C)cc3)C(CCO)C2)cc1
{#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#}
CC(=O)Nc1ccc(CN2CCN(Cc3ccc(C)cc3)C(CCO)C2)cc1
CC(=O)Nc1ccc(CN2CCN(Cc3ccc(C)cc3)C(CCO)C2)cc1
N-[4-[[3-(2-hydroxyethyl)-4-[(4-methylphenyl)methyl]piperazin-1-yl]methyl]phenyl]acetamide