Using COc1cccc(Sc2c3c(=O)n(C)c(=O)n(CC(C)C)c3cn2Cc2cccc3ccccc23)c1 to produce CC(C)Cn1c(=O)n(C)c(=O)c2c(Sc3cccc(O)c3)n(Cc3cccc4ccccc34)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.