Task: Answer the multiple choice question.
Question: Which compound has a -4.958\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) Cc1cc(NC(=O)c2ccc(C#N)cc2)n(-c2ccccn2)n1
b.) CN1CCN(C(=O)C2=C[C@@H](c3ccc(Br)cc3)C[C@@H](OCc3ccc(CO)cc3)O2)CC1
Answer: b. CN1CCN(C(=O)C2=C[C@@H](c3ccc(Br)cc3)C[C@@H](OCc3ccc(CO)cc3)O2)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#}
CN1CCN(C(=O)C2=C[C@@H](c3ccc(Br)cc3)C[C@@H](OCc3ccc(CO)cc3)O2)CC1
CN1CCN(C(=O)C2=C[C@@H](c3ccc(Br)cc3)C[C@@H](OCc3ccc(CO)cc3)O2)CC1
[(2S,4S)-4-(4-bromophenyl)-2-[[4-(hydroxymethyl)phenyl]methoxy]-3,4-dihydro-2H-pyran-6-yl]-(4-methylpiperazin-1-yl)methanone