Task: Answer the MCQ question.
Question: Which compound exhibits a 19.697% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) O=C(CCC(=O)Nc1ccccc1Cl)NN=C1CCCC1
(b) COc1ccc(-n2c(SCC(=O)N/N=C(\C)c3cccnc3)nc3ccccc3c2=O)cc1
(c) CCOc1ccc(CCNC(=O)c2nn(C)c3c2CS(=O)(=O)c2ccccc2-3)cc1OCC
(d) COc1ccc(Cc2nnc(N=Nc3c(O)[nH]c4ccc(Br)cc34)[nH]c2=O)cc1
Answer: d. COc1ccc(Cc2nnc(N=Nc3c(O)[nH]c4ccc(Br)cc34)[nH]c2=O)cc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COc1ccc(Cc2nnc(N=Nc3c(O)[nH]c4ccc(Br)cc34)[nH]c2=O)cc1
COc1ccc(Cc2nnc(N=Nc3c(O)[nH]c4ccc(Br)cc34)[nH]c2=O)cc1
3-[(5-bromo-2-hydroxy-1H-indol-3-yl)diazenyl]-6-[(4-methoxyphenyl)methyl]-4H-1,2,4-triazin-5-one