Task: Answer the multiple choice question.
Question: Which compound exhibits a 5.086\% 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. CCCCOc1ccc(CNC(=O)NS(=O)(=O)c2ccc(OCC)cc2)cc1
b. CCCOC(=O)c1cc(=O)[nH]c2ccccc12
c. CCO[C@@H]1OC(C(=O)N2CCN(Cc3ccc4c(c3)OCO4)CC2)=C[C@H](C2CC2)[C@H]1CCCO
d. CCOc1ccc(OCC)c(S(=O)(=O)NNC(=O)c2c(C)nc3ccccn23)c1
Answer: b. CCCOC(=O)c1cc(=O)[nH]c2ccccc12
{#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#}
CCCOC(=O)c1cc(=O)[nH]c2ccccc12
CCCOC(=O)c1cc(=O)[nH]c2ccccc12
propyl 2-oxo-1H-quinoline-4-carboxylate