Task: Answer the MCQ question.
Query: Which compound exhibits a 0.671\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a.) COc1ccccc1CNC(=O)COC(=O)c1sc(C)nc1C
b.) O=C(NC1CCCCCC1)c1ccc(S(=O)(=O)NCc2ccco2)cc1
c.) COCCNC(=O)c1ccc(CS(=O)(=O)c2c(Cl)cccc2Cl)o1
d.) COCCOC(=O)C1=C(C)NC(=O)NC1c1cc2c(cc1Br)OCO2
e.) CCCCn1nc(C(=O)Nc2ccc(S(=O)(=O)Nc3ncccn3)cc2)c2ccccc2c1=O
Answer: e. CCCCn1nc(C(=O)Nc2ccc(S(=O)(=O)Nc3ncccn3)cc2)c2ccccc2c1=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#}
CCCCn1nc(C(=O)Nc2ccc(S(=O)(=O)Nc3ncccn3)cc2)c2ccccc2c1=O
CCCCn1nc(C(=O)Nc2ccc(S(=O)(=O)Nc3ncccn3)cc2)c2ccccc2c1=O
3-butyl-4-oxo-N-[4-(pyrimidin-2-ylsulfamoyl)phenyl]phthalazine-1-carboxamide