Problem statement: Answer the multiple-choice question.
Question: Which drug has a 2.546% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a) COc1ccc(C(CC(=O)Nc2cc(OC)cc(OC)c2)n2cccc2)cc1
b) CC1=Nn2c(nc(-c3ccccc3)c2-c2ccccc2)NC(=O)C1Br
c) Cc1[nH]c(=O)c(C(=O)c2cc(Cl)ccc2O)cc1C(=O)O
d) Cc1nn(CC(=O)NCc2cccnc2)c(C)c1[N+](=O)[O-]
Answer: b. CC1=Nn2c(nc(-c3ccccc3)c2-c2ccccc2)NC(=O)C1Br
{#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#}
CC1=Nn2c(nc(-c3ccccc3)c2-c2ccccc2)NC(=O)C1Br
CC1=Nn2c(nc(-c3ccccc3)c2-c2ccccc2)NC(=O)C1Br
7-bromo-6-methyl-2,3-diphenyl-7,9-dihydroimidazo[1,2-b][1,2,4]triazepin-8-one