Task: Answer the multiple choice question.
Question: Which compound has a 6.168\% 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) c1ccc2c(Cn3nnc4ccccc43)cccc2c1
b) O=Cc1ccc(Cl)c(Cl)c1
c) CC(C)(C)Nc1nc(NCc2cccnc2)nc(N2CCOCC2)n1
Answer: b. O=Cc1ccc(Cl)c(Cl)c1
{#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#}
O=Cc1ccc(Cl)c(Cl)c1
O=Cc1ccc(Cl)c(Cl)c1
[O][=C][C][=C][C][=C][Branch1][C][Cl][C][Branch1][C][Cl][=C][Ring1][Branch2]
3,4-dichlorobenzaldehyde