Task: Answer the multiple choice question.
Question: Which compound has a 8.183\% 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. CCN(CC(=O)Nc1ccc2c(c1)OCO2)S(=O)(=O)c1ccccc1
b. COC(=O)c1sccc1NC(=O)c1ccc(OC)c(OC)c1
c. CC(=O)N(C(C)=O)c1c(C#N)c(C)n(-c2ccccc2)c1C(=O)c1ccccc1
d. CCN(CC)CCn1c2c(c(SCC(=O)Nc3nccs3)nc1=O)CCCC2
Answer: b. COC(=O)c1sccc1NC(=O)c1ccc(OC)c(OC)c1
{#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#}
COC(=O)c1sccc1NC(=O)c1ccc(OC)c(OC)c1
COC(=O)c1sccc1NC(=O)c1ccc(OC)c(OC)c1
methyl 3-[(3,4-dimethoxybenzoyl)amino]thiophene-2-carboxylate