Task: Answer the multiple-choice question.
Query: Which drug exhibits a 11.709\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] CCN1C(=O)CC2(C[N+]3(C)CCC2CC3)C1=O.[Br-]
[b] Cc1ccnc(NC(=O)c2ccc3c(c2)S(=O)(=O)c2ccccc2C3=O)c1
Answer: a. CCN1C(=O)CC2(C[N+]3(C)CCC2CC3)C1=O.[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#}
CCN1C(=O)CC2(C[N+]3(C)CCC2CC3)C1=O.[Br-]
CCN1C(=O)CC2(C[N+]3(C)CCC2CC3)C1=O.[Br-]
1'-ethyl-1-methylspiro[1-azoniabicyclo[2.2.2]octane-3,3'-pyrrolidine]-2',5'-dione;bromide