Task: Answer the MCQ question.
Question: Which compound exhibits a -1.865\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a.) CCOC(=O)CN1C(=O)N[C@@H](CCc2ccccc2)C(C(C)=O)=C1C
b.) CCOC(=O)C1=C(C)NC(=O)NC1c1cc(Br)c(O)c(OC)c1
c.) CCOC(=O)CNC(=O)c1c2c(nc3ccccc13)CCCC2
d.) CCCn1c(CCc2ccccc2)n[nH]c1=S
Answer: b. CCOC(=O)C1=C(C)NC(=O)NC1c1cc(Br)c(O)c(OC)c1
{#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=C(C)NC(=O)NC1c1cc(Br)c(O)c(OC)c1
CCOC(=O)C1=C(C)NC(=O)NC1c1cc(Br)c(O)c(OC)c1
4-(3-bromo-4-hydroxy-5-methoxyphenyl)-5-ethoxycarbonyl-6-methyl-3,4-dihydro-1H-pyrimidin-2-one