Task: Answer the multiple choice question.
Query: Which drug has a 13.891\% 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 additional words.
Options:
a: COc1ccc2oc(-c3ccccc3[N+](=O)[O-])cc(=O)c2c1
b: O=C(NCCCN1CCOCC1)c1ccc2ccccc2c1
c: Cc1ccc(CNc2ncc(-c3ccccc3)n2C)o1.O=C(O)C(=O)O
d: Brc1ccc(-c2nc(-c3ccncc3)no2)cc1
e: CCC(CO)NC1=CC(=O)CCC1
Answer: d. Brc1ccc(-c2nc(-c3ccncc3)no2)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#}
Brc1ccc(-c2nc(-c3ccncc3)no2)cc1
Brc1ccc(-c2nc(-c3ccncc3)no2)cc1
5-(4-bromophenyl)-3-pyridin-4-yl-1,2,4-oxadiazole