Task: Answer the MCQ question.
Question: Which drug has a 13.004\% 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: CC(=O)Cn1ncc(N2CCOCC2)c(Br)c1=O
b: CCc1c(C)sc(NC(=O)CSc2nc3c(c(C(F)(F)F)n2)CCc2ccccc2-3)c1C#N
c: N#Cc1cc2c(nc1SCC(=O)N1CCCCC1)CCCC2
d: Cc1nc2c(nnn2Cc2c(Cl)cccc2Cl)c(=O)[nH]1
Answer: a. CC(=O)Cn1ncc(N2CCOCC2)c(Br)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#}
CC(=O)Cn1ncc(N2CCOCC2)c(Br)c1=O
CC(=O)Cn1ncc(N2CCOCC2)c(Br)c1=O
4-bromo-5-morpholin-4-yl-2-(2-oxopropyl)pyridazin-3-one