Task: Answer the MCQ question.
Query: Which drug exhibits a 12.870\% 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) CCN=C1S/C(=C\c2ccc(-c3cccc(C(=O)O)c3)o2)C(=O)N1CC
b) COC(=O)Cc1cc(=O)n2c(nc3ccccc32)[nH]1
c) O=C(Cn1ncc2c3ccccc3n(Cc3cccc(Cl)c3)c2c1=O)NCC1CCCO1
d) O=C(COC(=O)C1CC2C=CC1C2)Nc1cccc(S(=O)(=O)N2CCCCC2)c1
e) Cn1c(SCc2nc3cc(C(=O)O)ccc3c(=O)[nH]2)nnc1C(F)(F)F
Answer: b. COC(=O)Cc1cc(=O)n2c(nc3ccccc32)[nH]1
{#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#}
COC(=O)Cc1cc(=O)n2c(nc3ccccc32)[nH]1
COC(=O)Cc1cc(=O)n2c(nc3ccccc32)[nH]1
methyl 2-(4-oxo-1H-pyrimido[1,2-a]benzimidazol-2-yl)acetate