Task: Answer the multiple choice question.
Query: Which compound has a 15.331\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: O=C(COC(=O)c1ccco1)Nc1ccc(Br)cc1
b: O=[N+]([O-])c1ccccc1Sc1nccn1Cc1ccccc1
c: CC(Oc1ccc(Cl)cc1Cl)C(=O)Nc1cccc(O)c1
Answer: a. O=C(COC(=O)c1ccco1)Nc1ccc(Br)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#}
O=C(COC(=O)c1ccco1)Nc1ccc(Br)cc1
O=C(COC(=O)c1ccco1)Nc1ccc(Br)cc1
[O][=C][Branch1][=C][C][O][C][=Branch1][C][=O][C][=C][C][=C][O][Ring1][Branch1][N][C][=C][C][=C][Branch1][C][Br][C][=C][Ring1][#Branch1]
[2-(4-bromoanilino)-2-oxoethyl]furan-2-carboxylate