Task: Answer the multiple-choice question.
Question: Which compound exhibits a 3.279\% 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: NCCCC[C@@H](C(=O)NCCCCCCCCCCC(=O)N1CCNCC1)n1cc(CCCC(=O)O)nn1
b: CC(=O)NNc1cc(C)nc(NS(=O)(=O)c2ccc(C)cc2)n1
Answer: a. NCCCC[C@@H](C(=O)NCCCCCCCCCCC(=O)N1CCNCC1)n1cc(CCCC(=O)O)nn1
{#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#}
NCCCC[C@@H](C(=O)NCCCCCCCCCCC(=O)N1CCNCC1)n1cc(CCCC(=O)O)nn1
NCCCC[C@@H](C(=O)NCCCCCCCCCCC(=O)N1CCNCC1)n1cc(CCCC(=O)O)nn1
4-[1-[(2S)-6-amino-1-oxo-1-[(11-oxo-11-piperazin-1-ylundecyl)amino]hexan-2-yl]triazol-4-yl]butanoic acid