Task: Answer the MCQ question.
Question: Which compound has a 0.550\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a: CCN(C(=O)CSc1nnc(-c2ccccc2Cl)n1C1CCCC1)C1CCS(=O)(=O)C1
b: O=C(NCC1CCCO1)c1cc(C(=O)C2CC2)c[nH]1
c: CC(=O)c1c(O)c2ccccc2n(C2CCCCC2)c1=O
d: O=C(Cc1ccccc1)NNS(=O)(=O)c1ccc(F)cc1
e: CC(=O)Nc1ccc(S(=O)(=O)NNC(=O)c2sc(=S)n(C)c2C)cc1
Answer: c. CC(=O)c1c(O)c2ccccc2n(C2CCCCC2)c1=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#}
CC(=O)c1c(O)c2ccccc2n(C2CCCCC2)c1=O
CC(=O)c1c(O)c2ccccc2n(C2CCCCC2)c1=O
3-acetyl-1-cyclohexyl-4-hydroxyquinolin-2-one