Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 12.518\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) COCC(=O)Nc1cccc(Br)c1
(b) Cc1ccc(N2Cc3ccccc3OC(C)C2=O)cc1
(c) Cc1cc(NC(=O)c2cc(-c3ccco3)on2)n(-c2ccccc2)n1
(d) CN(Cc1ccccc1)c1nc2c(c(=O)[nH]c(=O)n2C)n1Cc1ccccc1Cl
(e) Cc1cc(S(=O)(=O)N2CCN(Cc3ccccc3)CC2)c(C)s1.Cl
Answer: b. Cc1ccc(N2Cc3ccccc3OC(C)C2=O)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#}
2-methyl-4-(4-methylphenyl)-5H-1,4-benzoxazepin-3-one