Task: Answer the multiple choice question.
Question: Which compound exhibits a 17.420\% 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. O=C(Nc1ccccc1C(=O)Nc1ccccc1)c1ccccc1F
b. Br.CCOC(=O)c1ccc(N=c2scc(C)n2CC)cc1
Answer: b. Br.CCOC(=O)c1ccc(N=c2scc(C)n2CC)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.CCOC(=O)c1ccc(N=c2scc(C)n2CC)cc1
Br.CCOC(=O)c1ccc(N=c2scc(C)n2CC)cc1
ethyl 4-[(3-ethyl-4-methyl-1,3-thiazol-2-ylidene)amino]benzoate;hydrobromide