Task: Answer the MCQ question.
Question: Which compound has a 2.580\% 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] COc1cccc(NC(=O)CSc2nc3ncc(Br)cc3[nH]2)c1
[b] C=CCn1c(CCNC(=O)c2cccs2)nnc1SCC(=O)Nc1cccc(Cl)c1C
[c] Cc1cc(O)ccc1Nc1nc2ccccc2nc1Nc1ccc(O)cc1C
Answer: c. Cc1cc(O)ccc1Nc1nc2ccccc2nc1Nc1ccc(O)cc1C
{#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#}
Cc1cc(O)ccc1Nc1nc2ccccc2nc1Nc1ccc(O)cc1C
Cc1cc(O)ccc1Nc1nc2ccccc2nc1Nc1ccc(O)cc1C
4-[[3-(4-hydroxy-2-methylanilino)quinoxalin-2-yl]amino]-3-methylphenol