Task: Answer the MCQ question.
Question: Which compound exhibits a -2.122% 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 or b without using any other words.
Options:
a CN1CCN(c2oc(COc3ccc(-c4ccccc4)cc3)nc2C#N)CC1
b COC(=O)c1ccc2c(=O)n3c(nc2c1)SCC(c1ccccc1)=N3
Answer: b. COC(=O)c1ccc2c(=O)n3c(nc2c1)SCC(c1ccccc1)=N3
{#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#}
COC(=O)c1ccc2c(=O)n3c(nc2c1)SCC(c1ccccc1)=N3
COC(=O)c1ccc2c(=O)n3c(nc2c1)SCC(c1ccccc1)=N3
methyl 6-oxo-3-phenyl-2H-[1,3,4]thiadiazino[2,3-b]quinazoline-9-carboxylate