Task: Answer the multiple choice question.
Query: Which compound has a 13.495\% 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) COc1ccc(OCC(=O)NNC(=O)C(=O)Nc2cc(OC)ccc2OC)cc1
(b) CC1(C)Cc2c(c(N3CCOCC3)nc3sc4c(NN)ncnc4c23)CS1
(c) COC(=O)c1c(NC(=O)c2ccccc2[N+](=O)[O-])sc2c1CC(C)(C)NC2(C)C
Answer: a. COc1ccc(OCC(=O)NNC(=O)C(=O)Nc2cc(OC)ccc2OC)cc1
{#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#}
COc1ccc(OCC(=O)NNC(=O)C(=O)Nc2cc(OC)ccc2OC)cc1
COc1ccc(OCC(=O)NNC(=O)C(=O)Nc2cc(OC)ccc2OC)cc1
N-(2,5-dimethoxyphenyl)-2-[2-[2-(4-methoxyphenoxy)acetyl]hydrazinyl]-2-oxoacetamide