Task: Answer the multiple choice question.
Question: Which compound exhibits a 4.511\% 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, b, or c without using any other words.
Options:
[a] CCN(c1ccccc1)S(=O)(=O)c1ccc(Cl)c(NC(=O)COC(=O)C2CC2C)c1
[b] Br.COc1ccc(C(=O)Cn2c(NCCO)nc3ccccc32)cc1
[c] CC(=O)Nc1cc(N=Cc2ccc(O)cc2O)c(Cl)cc1Cl
Answer: b. Br.COc1ccc(C(=O)Cn2c(NCCO)nc3ccccc32)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(C(=O)Cn2c(NCCO)nc3ccccc32)cc1
Br.COc1ccc(C(=O)Cn2c(NCCO)nc3ccccc32)cc1
2-[2-(2-hydroxyethylamino)benzimidazol-1-yl]-1-(4-methoxyphenyl)ethanone;hydrobromide