Task: Answer the MCQ question.
Query: Which compound exhibits a 12.205\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CNC[C@H](O)c1ccc(O)c(O)c1.O=C(O)C(O)C(O)C(=O)O
b CC1CCCN(c2nc3c(c(=O)[nH]c(=O)n3C)n2Cc2ccccc2Cl)C1
Answer: a. CNC[C@H](O)c1ccc(O)c(O)c1.O=C(O)C(O)C(O)C(=O)O
{#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#}
CNC[C@H](O)c1ccc(O)c(O)c1.O=C(O)C(O)C(O)C(=O)O
CNC[C@H](O)c1ccc(O)c(O)c1.O=C(O)C(O)C(O)C(=O)O
2,3-dihydroxybutanedioic acid;4-[(1R)-1-hydroxy-2-(methylamino)ethyl]benzene-1,2-diol