Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 1.619\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a COc1ccc(Cn2c(-c3ccc(OC)cc3)nc3c(c(=O)c4ccccc4n3C)c2=O)cc1
b O=C(N/N=C/c1cc2c(c([N+](=O)[O-])c1)OCO2)c1ccncc1
Answer: a. COc1ccc(Cn2c(-c3ccc(OC)cc3)nc3c(c(=O)c4ccccc4n3C)c2=O)cc1
{#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#}
COc1ccc(Cn2c(-c3ccc(OC)cc3)nc3c(c(=O)c4ccccc4n3C)c2=O)cc1
COc1ccc(Cn2c(-c3ccc(OC)cc3)nc3c(c(=O)c4ccccc4n3C)c2=O)cc1
2-(4-methoxyphenyl)-3-[(4-methoxyphenyl)methyl]-10-methylpyrimido[4,5-b]quinoline-4,5-dione