Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 24.400\% 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 other words.
Options:
[a] CC(C)[C@H](NC(=O)N1CC(=O)Nc2ccccc21)C(=O)Nc1nccs1
[b] O=C(NCCN1CCN(c2ccccc2)CC1)Nc1ccccc1Br
[c] CC(C)[C@H](N)C(=O)OCCOCn1cnc2c(=O)[nH]c(N)nc21
[d] CN1CCN(Cc2cc3c(cc2[N+](=O)[O-])OCO3)CC1
Answer: a. CC(C)[C@H](NC(=O)N1CC(=O)Nc2ccccc21)C(=O)Nc1nccs1
{#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#}
CC(C)[C@H](NC(=O)N1CC(=O)Nc2ccccc21)C(=O)Nc1nccs1
CC(C)[C@H](NC(=O)N1CC(=O)Nc2ccccc21)C(=O)Nc1nccs1
N-[(2S)-3-methyl-1-oxo-1-(1,3-thiazol-2-ylamino)butan-2-yl]-3-oxo-2,4-dihydroquinoxaline-1-carboxamide