Task: Answer the MCQ question.
Query: Which compound has a 3.217\% 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] COc1ccc(CCN2CC(C(=O)OC(C)C(=O)Nc3cccc(Cl)c3)CC2=O)cc1OC
[b] CN(CC(=O)NCCc1ccc(S(N)(=O)=O)cc1)Cc1ccc(Cl)cc1Cl
[c] Cn1nnnc1SCC(=O)NC(=O)Cc1ccccc1
[d] Cc1c(NC(=O)c2c([N+](=O)[O-])cnn2C)c(=O)n(-c2ccccc2)n1C
Answer: a. COc1ccc(CCN2CC(C(=O)OC(C)C(=O)Nc3cccc(Cl)c3)CC2=O)cc1OC
{#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(CCN2CC(C(=O)OC(C)C(=O)Nc3cccc(Cl)c3)CC2=O)cc1OC
COc1ccc(CCN2CC(C(=O)OC(C)C(=O)Nc3cccc(Cl)c3)CC2=O)cc1OC
[1-(3-chloroanilino)-1-oxopropan-2-yl] 1-[2-(3,4-dimethoxyphenyl)ethyl]-5-oxopyrrolidine-3-carboxylate