Task: Answer the MCQ question.
Question: Which compound exhibits a 7.498\% 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] CC1(C(=O)NC2CCCC2)CCC(=O)N1Cc1ccccc1Cl
[b] CCNS(=O)(=O)c1ccc2c3c(cccc13)C(=O)N2
Answer: a. CC1(C(=O)NC2CCCC2)CCC(=O)N1Cc1ccccc1Cl
{#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#}
CC1(C(=O)NC2CCCC2)CCC(=O)N1Cc1ccccc1Cl
CC1(C(=O)NC2CCCC2)CCC(=O)N1Cc1ccccc1Cl
1-[(2-chlorophenyl)methyl]-N-cyclopentyl-2-methyl-5-oxopyrrolidine-2-carboxamide