Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 14.147\% 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) COc1ccc(C(=O)COC(=O)CN2C(=O)C3C4C=CC(C5CC45)C3C2=O)cc1
b) CCc1nc2sc(C)c(C)c2c(=O)n1CCO
c) Cc1cc(C)c2sc(N(CCCN(C)C)C(=O)CN3C(=O)c4ccccc4C3=O)nc2c1.Cl
d) COc1ccc(C(=O)N2CCCC(c3ccccc3)C2)cc1
Answer: b. CCc1nc2sc(C)c(C)c2c(=O)n1CCO
{#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#}
CCc1nc2sc(C)c(C)c2c(=O)n1CCO
CCc1nc2sc(C)c(C)c2c(=O)n1CCO
2-ethyl-3-(2-hydroxyethyl)-5,6-dimethylthieno[2,3-d]pyrimidin-4-one