Task: Answer the multiple choice question.
Query: Which compound has a 15.120\% 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(C[n+]1cccc(Br)c1)c1ccccc1.[Br-]
b. COCCn1c(C)cc(C(=O)COc2ccc(N(C)S(=O)(=O)c3ccc(C)cc3)cc2)c1C
c. O=C(COC(=O)C1CCN(C(=O)c2ccc(Cl)cc2)CC1)NC1CCS(=O)(=O)C1
Answer: a. O=C(C[n+]1cccc(Br)c1)c1ccccc1.[Br-]
{#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(C[n+]1cccc(Br)c1)c1ccccc1.[Br-]
O=C(C[n+]1cccc(Br)c1)c1ccccc1.[Br-]
2-(3-bromopyridin-1-ium-1-yl)-1-phenylethanone;bromide