Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 5.666\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. O=C(Nc1cccc(O)c1)c1cc2nc(-c3ccccc3)cc(-c3ccccc3)n2n1
b. CC(=O)Nc1ccc(S(=O)(=O)c2ccc([N+](=O)[O-])cc2)cc1
c. CCCCn1c(-c2ccc(Cl)c(Cl)c2)nc2cc3[nH]c(=O)c(C(C)C)nc3cc21
d. CC(=O)O.Cc1ccc(C2C(C(=O)c3cccs3)=C(O)C(=O)N2c2ccc(S(N)(=O)=O)cc2)cc1
e. COc1ccc(CNC(=O)COC(=O)c2cccnc2Nc2cccc(C(F)(F)F)c2)cc1
Answer: c. CCCCn1c(-c2ccc(Cl)c(Cl)c2)nc2cc3[nH]c(=O)c(C(C)C)nc3cc21
{#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#}
CCCCn1c(-c2ccc(Cl)c(Cl)c2)nc2cc3[nH]c(=O)c(C(C)C)nc3cc21
CCCCn1c(-c2ccc(Cl)c(Cl)c2)nc2cc3[nH]c(=O)c(C(C)C)nc3cc21
1-butyl-2-(3,4-dichlorophenyl)-7-propan-2-yl-5H-imidazo[4,5-g]quinoxalin-6-one