Task: Answer the multiple choice question.
Query: Which compound exhibits a 11.951\% 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. CCOCCCNC(=O)COc1ccc(OC)cc1
b. CCOC(=O)c1ccc(NC(=O)NC2CC3CCC(C2)N3)cc1
c. COC(=O)CCC(=O)OC1(C)C(=O)C2=CN(CCN3CCOCC3)C(c3ccc(OC)cc3)=CC2=C(Br)C1=O
d. COc1ccc(OC)c(C2C(C#N)=C(N)Oc3c2c(C)nn3-c2cccc(Cl)c2)c1
Answer: a. CCOCCCNC(=O)COc1ccc(OC)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#}
CCOCCCNC(=O)COc1ccc(OC)cc1
CCOCCCNC(=O)COc1ccc(OC)cc1
[C][C][O][C][C][C][N][C][=Branch1][C][=O][C][O][C][=C][C][=C][Branch1][Ring1][O][C][C][=C][Ring1][Branch2]
N-(3-ethoxypropyl)-2-(4-methoxyphenoxy)acetamide