Task: Answer the multiple-choice question.
Question: Which compound exhibits a 2.595% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] CCCOc1ccccc1N1C(=O)CC(N2CCOCC2)C1=O
[b] CC(C)(C)c1nc2ccccc2c2nnc(SCC(=O)Nc3nccs3)n12
[c] COc1ccc(C2C=C(c3cccs3)Nc3nc(CCCO)nn32)cc1
[d] O=C(O)C1CC(=O)N(c2ccc3c(c2)OCCO3)C1
Answer: a. CCCOc1ccccc1N1C(=O)CC(N2CCOCC2)C1=O
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCCOc1ccccc1N1C(=O)CC(N2CCOCC2)C1=O
CCCOc1ccccc1N1C(=O)CC(N2CCOCC2)C1=O
3-morpholin-4-yl-1-(2-propoxyphenyl)pyrrolidine-2,5-dione