Task: Answer the MCQ question.
Question: Which compound exhibits a 5.166\% 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 other words.
Options:
a CC(C)C(=O)NC(c1ccccc1Cl)c1c(O)ccc2ccccc12
b CCOC(=O)c1sc2ncn(CC(=O)NCC3CCCO3)c(=O)c2c1C
c COc1ccc(C)cc1NC(=O)CSc1nnc(CC(=O)Nc2ccccc2F)n1C
d Cn1cc(CN2CCN(Cc3ccccc3)C(CCO)C2)c(-c2ccccc2)n1
e COc1ccc(-c2nc(CNS(=O)(=O)c3cc(OC)ccc3OC)cs2)cc1
Answer: b. CCOC(=O)c1sc2ncn(CC(=O)NCC3CCCO3)c(=O)c2c1C
{#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)c1sc2ncn(CC(=O)NCC3CCCO3)c(=O)c2c1C
CCOC(=O)c1sc2ncn(CC(=O)NCC3CCCO3)c(=O)c2c1C
ethyl 5-methyl-4-oxo-3-[2-oxo-2-(oxolan-2-ylmethylamino)ethyl]thieno[2,3-d]pyrimidine-6-carboxylate