Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 0.259\% 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: CC(=O)N1CCC(N(CCN2CCOCC2)C(=S)Nc2c(C)cccc2C)CC1
b: Cc1ccc(CN2CCN(Cc3cccn3-c3ccc(Cl)cn3)CC2CCO)o1
c: CCN(Cc1cccs1)C(=O)c1cccc(S(=O)(=O)N2CCN(C)CC2)c1
Answer: b. Cc1ccc(CN2CCN(Cc3cccn3-c3ccc(Cl)cn3)CC2CCO)o1
{#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#}
Cc1ccc(CN2CCN(Cc3cccn3-c3ccc(Cl)cn3)CC2CCO)o1
Cc1ccc(CN2CCN(Cc3cccn3-c3ccc(Cl)cn3)CC2CCO)o1
2-[4-[[1-(5-chloropyridin-2-yl)pyrrol-2-yl]methyl]-1-[(5-methylfuran-2-yl)methyl]piperazin-2-yl]ethanol