Task: Answer the multiple choice question.
Query: Which compound exhibits a 2.536\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. COC(=O)c1c(C)[nH]c(C(=O)C(C)OC(=O)C2CC(=O)N(c3ccc(C)cc3)C2)c1C
b. O=C(Nc1ccc2c(c1)OCCO2)c1coc2ccccc2c1=O
c. CCCn1c(=O)c(C(=O)NC(C)c2ccccc2)c(O)c2ccccc21
d. COc1ccc(Cn2c(C(C)C)nc3sc4ccccc4c(=O)c3c2=O)cc1
e. C#CCNC(=O)C1=C[C@@H](c2ccc(C(F)(F)F)cc2)C[C@@H](OCc2ccc(CO)cc2)O1
Answer: a. COC(=O)c1c(C)[nH]c(C(=O)C(C)OC(=O)C2CC(=O)N(c3ccc(C)cc3)C2)c1C
{#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)c1c(C)[nH]c(C(=O)C(C)OC(=O)C2CC(=O)N(c3ccc(C)cc3)C2)c1C
COC(=O)c1c(C)[nH]c(C(=O)C(C)OC(=O)C2CC(=O)N(c3ccc(C)cc3)C2)c1C
methyl 2,4-dimethyl-5-[2-[1-(4-methylphenyl)-5-oxopyrrolidine-3-carbonyl]oxypropanoyl]-1H-pyrrole-3-carboxylate