Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a -18.003\% human ether-à-go-go related gene (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) Cc1cccc(Nc2nc(NCc3ccco3)nc(N3CCOCC3)n2)c1
(b) CCOc1ccc(NC(=O)c2nn(C)c(C(=O)Nc3ccc(OCC)cc3)c2[N+](=O)[O-])cc1
Answer: a. Cc1cccc(Nc2nc(NCc3ccco3)nc(N3CCOCC3)n2)c1
{#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#}
Cc1cccc(Nc2nc(NCc3ccco3)nc(N3CCOCC3)n2)c1
Cc1cccc(Nc2nc(NCc3ccco3)nc(N3CCOCC3)n2)c1
4-N-(furan-2-ylmethyl)-2-N-(3-methylphenyl)-6-morpholin-4-yl-1,3,5-triazine-2,4-diamine