Task: Answer the MCQ question.
Query: Which drug exhibits a 5.466\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. O=C(COC(=O)c1cc(-c2ccco2)nc2ccccc12)NCc1ccccc1
b. CCOC(=O)Cc1c(C)nc2c(-c3ccc(Cl)cc3)c(C)[nH]n2c1=O
c. Cn1c(=O)c2c(nc(SCC(=O)c3cccs3)n2Cc2ccc(F)cc2)n(C)c1=O
d. Cc1ccc2cc(CCNS(=O)(=O)c3ccc(Cl)cc3)c(=O)[nH]c2c1C
Answer: a. O=C(COC(=O)c1cc(-c2ccco2)nc2ccccc12)NCc1ccccc1
{#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#}
O=C(COC(=O)c1cc(-c2ccco2)nc2ccccc12)NCc1ccccc1
O=C(COC(=O)c1cc(-c2ccco2)nc2ccccc12)NCc1ccccc1
[2-(benzylamino)-2-oxoethyl] 2-(furan-2-yl)quinoline-4-carboxylate