Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 13.470\% hERG inhibition at 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)NC(=O)CSc1ccc(C)cc1C
b: Brc1ccccc1/C=N/Nc1nc2ccccc2o1
c: COc1ccc(Cn2c(O)c(C=NCCN3CCOCC3)c(=O)[nH]c2=O)cc1
d: Cc1ccc(NC(=O)CNC(=O)Cc2cccc3ccccc23)nc1
Answer: b. Brc1ccccc1/C=N/Nc1nc2ccccc2o1
{#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#}
Brc1ccccc1/C=N/Nc1nc2ccccc2o1
Brc1ccccc1/C=N/Nc1nc2ccccc2o1
N-[(E)-(2-bromophenyl)methylideneamino]-1,3-benzoxazol-2-amine