Task: Answer the MCQ question.
Query: Which compound has a -2.595\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a COc1cc(C#N)c(NC(=O)CN2CCN(CCO)CC2)cc1OC
b CC(C)N1CCN(Cc2ccc(-c3ccccc3Cl)o2)CC1CCO
c COc1cc(N)ccc1NC(=O)c1cc2ccccc2o1
d CN(C)c1ccc(NC(=O)c2ccc3nsnc3c2)cc1
Answer: b. CC(C)N1CCN(Cc2ccc(-c3ccccc3Cl)o2)CC1CCO
{#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#}
CC(C)N1CCN(Cc2ccc(-c3ccccc3Cl)o2)CC1CCO
CC(C)N1CCN(Cc2ccc(-c3ccccc3Cl)o2)CC1CCO
2-[4-[[5-(2-chlorophenyl)furan-2-yl]methyl]-1-propan-2-ylpiperazin-2-yl]ethanol