Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 18.004\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CN(CCC#N)C(=O)COC(=O)c1ccc2c(=O)n3c(nc2c1)CCC3
b COc1ccc(C(=O)COC(=O)Cc2n[nH]c(=O)c3ccccc23)c(OC)c1
Answer: a. CN(CCC#N)C(=O)COC(=O)c1ccc2c(=O)n3c(nc2c1)CCC3
{#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#}
CN(CCC#N)C(=O)COC(=O)c1ccc2c(=O)n3c(nc2c1)CCC3
CN(CCC#N)C(=O)COC(=O)c1ccc2c(=O)n3c(nc2c1)CCC3
[2-[2-cyanoethyl(methyl)amino]-2-oxoethyl] 9-oxo-2,3-dihydro-1H-pyrrolo[2,1-b]quinazoline-6-carboxylate