Task: Answer the MCQ question.
Query: Which compound exhibits a 0.755% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a.) CN(Cc1ccccc1)C(=O)CN1CCCC1=O
b.) Cc1cccc(N2CCN(C(=O)C3CC(=O)N(c4ccc5c(c4)OCCO5)C3)CC2C)c1
c.) CCOC(=O)C1=C(C)OC(N)=C(C#N)C1c1cc2c(cc1[N+](=O)[O-])OCO2
d.) O=[N+]([O-])c1ccc2nc(-c3ccccc3[N+](=O)[O-])[nH]c2c1
e.) COc1ccccc1CN1CC(C(=O)NCCc2ccccc2Cl)CCC1=O
Answer: a. CN(Cc1ccccc1)C(=O)CN1CCCC1=O
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CN(Cc1ccccc1)C(=O)CN1CCCC1=O
CN(Cc1ccccc1)C(=O)CN1CCCC1=O
N-benzyl-N-methyl-2-(2-oxopyrrolidin-1-yl)acetamide