Problem statement: Answer the multiple-choice question.
Question: Which compound has a 19.598\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a COc1ccc(N2C(=O)CCC2(C#N)c2ccc(OC)cc2)cc1
b COc1ccc(CCNC(=O)C2CCN(S(=O)(=O)c3cccc4nsnc34)CC2)cc1OC
Answer: a. COc1ccc(N2C(=O)CCC2(C#N)c2ccc(OC)cc2)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(N2C(=O)CCC2(C#N)c2ccc(OC)cc2)cc1
COc1ccc(N2C(=O)CCC2(C#N)c2ccc(OC)cc2)cc1
1,2-bis(4-methoxyphenyl)-5-oxopyrrolidine-2-carbonitrile