Using CCOC(=O)CC(=O)CC(=O)OCC, COc1ccc(C(=O)c2cc(OC)c(OC)cc2N)cc1OC to produce CCOC(=O)Cc1nc2cc(OC)c(OC)cc2c(-c2ccc(OC)c(OC)c2)c1C(=O)OCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.