Task: Answer the MCQ question.
Query: Which compound exhibits a 1.600\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] CC1CN(C(=O)CN2C(=O)NC(C)(c3ccccc3)C2=O)CC(C)O1
[b] CNc1ccn(C2CCCO2)c(=O)n1
[c] Cc1ccc(NC(=S)Nc2ccc3nc(-c4ccccn4)c(-c4ccccn4)nc3c2)cc1C
[d] COc1ccccc1CNC(=O)COC(=O)CNS(=O)(=O)c1ccc(NC(C)=O)cc1
Answer: a. CC1CN(C(=O)CN2C(=O)NC(C)(c3ccccc3)C2=O)CC(C)O1
{#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#}
CC1CN(C(=O)CN2C(=O)NC(C)(c3ccccc3)C2=O)CC(C)O1
CC1CN(C(=O)CN2C(=O)NC(C)(c3ccccc3)C2=O)CC(C)O1
3-[2-(2,6-dimethylmorpholin-4-yl)-2-oxoethyl]-5-methyl-5-phenylimidazolidine-2,4-dione