Task: Answer the MCQ question.
Query: Which compound has a -3.936\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) CC(=O)C(=Cc1ccc(O)cc1)C(C)=O
(b) COc1ccc(-n2c(=O)[nH]c3cc(C(=O)NCCc4ccc(Cl)cc4)ccc3c2=O)cc1OC
(c) O=C(CN(C1CCCCC1)S(=O)(=O)c1ccc(Cl)cc1)NCc1cccnc1
(d) CCOC(=O)CC(=O)CSc1nc2c(c(-c3cccs3)c1C#N)CCC2
Answer: d. CCOC(=O)CC(=O)CSc1nc2c(c(-c3cccs3)c1C#N)CCC2
{#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#}
CCOC(=O)CC(=O)CSc1nc2c(c(-c3cccs3)c1C#N)CCC2
CCOC(=O)CC(=O)CSc1nc2c(c(-c3cccs3)c1C#N)CCC2
[C][C][O][C][=Branch1][C][=O][C][C][=Branch1][C][=O][C][S][C][=N][C][=C][Branch1][S][C][Branch1][Branch2][C][=C][C][=C][S][Ring1][Branch1][=C][Ring1][O][C][#N][C][C][C][Ring1][=C]
ethyl 4-[(3-cyano-4-thiophen-2-yl-6,7-dihydro-5H-cyclopenta[b]pyridin-2-yl)sulfanyl]-3-oxobutanoate