Task: Answer the multiple-choice question.
Question: Which compound exhibits a 18.699\% human ether-à-go-go related gene (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.) CN1CCN(c2nc3c(c(=O)[nH]c(=O)n3C)n2Cc2ccccc2)CC1
b.) COc1ccc(/C=N/Nc2cc(C)nc(N3CCOCC3)n2)c(OC)c1
c.) COc1ccc(/C=C/c2cccc[n+]2C)c(O)c1.[I-]
d.) CCCCn1c(N)c(N(CCOC)C(=O)c2c(CC)noc2C)c(=O)[nH]c1=O
Answer: d. CCCCn1c(N)c(N(CCOC)C(=O)c2c(CC)noc2C)c(=O)[nH]c1=O
{#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#}
CCCCn1c(N)c(N(CCOC)C(=O)c2c(CC)noc2C)c(=O)[nH]c1=O
CCCCn1c(N)c(N(CCOC)C(=O)c2c(CC)noc2C)c(=O)[nH]c1=O
N-(6-amino-1-butyl-2,4-dioxopyrimidin-5-yl)-3-ethyl-N-(2-methoxyethyl)-5-methyl-1,2-oxazole-4-carboxamide