Problem statement: Answer the multiple choice question.
Query: Which drug has a -2.175\% 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 additional words.
Options:
a: Br.COc1ccc(-c2nc3n(c2C)CCC3)cc1
b: C=CCOc1cccc(C2/C(=C(\O)c3ccc(F)cc3)C(=O)C(=O)N2CCN(C)C)c1
Answer: a. Br.COc1ccc(-c2nc3n(c2C)CCC3)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#}
Br.COc1ccc(-c2nc3n(c2C)CCC3)cc1
Br.COc1ccc(-c2nc3n(c2C)CCC3)cc1
2-(4-methoxyphenyl)-3-methyl-6,7-dihydro-5H-pyrrolo[1,2-a]imidazole;hydrobromide