Task: Answer the MCQ question.
Question: Which drug exhibits a 1.656% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a: O=C(N/N=C/c1ccco1)c1ccc2nc[nH]c2c1
b: [Br-].c1ccc(C[n+]2ccc3ccccc3c2)cc1
c: CCCCNC(=O)c1ccccc1NC(=O)CCSc1ccccc1
d: CCN(C(=O)CSc1nc(N)cc(=O)[nH]1)C1CCS(=O)(=O)C1
e: O=C1c2ccccc2C(O)(Cc2ccccc2)N1Cc1ccco1
Answer: b. [Br-].c1ccc(C[n+]2ccc3ccccc3c2)cc1
{#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#}
[Br-].c1ccc(C[n+]2ccc3ccccc3c2)cc1
[Br-].c1ccc(C[n+]2ccc3ccccc3c2)cc1
2-benzylisoquinolin-2-ium;bromide