Task: Answer the multiple choice question.
Query: Which compound exhibits a 17.942\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] COc1ccnc(NCc2cccnc2)c1C#N
[b] CCNC(=O)NC(=O)COc1ccccc1C#N
[c] CCOc1ccc(OCC)c(NC(=O)C2CCCN(S(=O)(=O)c3cccnc3)C2)c1
Answer: b. CCNC(=O)NC(=O)COc1ccccc1C#N
{#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#}
CCNC(=O)NC(=O)COc1ccccc1C#N
CCNC(=O)NC(=O)COc1ccccc1C#N
[C][C][N][C][=Branch1][C][=O][N][C][=Branch1][C][=O][C][O][C][=C][C][=C][C][=C][Ring1][=Branch1][C][#N]
2-(2-cyanophenoxy)-N-(ethylcarbamoyl)acetamide