Task: Answer the MCQ question.
Query: Which compound exhibits a -4.181\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a) CCOC(=O)c1[nH]c(COC(=O)C2CC(=O)N(Cc3ccccc3)C2)c(C(=O)OCC)c1C
b) c1ccc2nc(OCCN3CC3)ccc2c1
c) CCCn1c(=O)[nH]c(=O)c2c1nc(-c1ccc(OC(F)(F)C(F)C(F)(F)F)cc1)n2CCOC
d) Cc1nnc(SCC(=O)Nc2nnc(-c3ccccc3)o2)s1
e) CC(NC(=O)c1ccccc1)c1nnc(SCC(=O)NC2=NCCS2)n1C
Answer: a. CCOC(=O)c1[nH]c(COC(=O)C2CC(=O)N(Cc3ccccc3)C2)c(C(=O)OCC)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#}
CCOC(=O)c1[nH]c(COC(=O)C2CC(=O)N(Cc3ccccc3)C2)c(C(=O)OCC)c1C
CCOC(=O)c1[nH]c(COC(=O)C2CC(=O)N(Cc3ccccc3)C2)c(C(=O)OCC)c1C
diethyl 5-[(1-benzyl-5-oxopyrrolidine-3-carbonyl)oxymethyl]-3-methyl-1H-pyrrole-2,4-dicarboxylate