Using COC(=O)COc1ccc2nc(CC(C)C)c(CNC(=O)OC(C)(C)C)c(-c3ccc(C)cc3)c2c1 to produce Cc1ccc(-c2c(CNC(=O)OC(C)(C)C)c(CC(C)C)nc3ccc(OCC(=O)O)cc23)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.