Using CCOC(=O)C1CN2CCc3cc(OC)c(OC)cc3C2CC1NC(=O)OC(C)(C)C to produce COc1cc2c(cc1OC)C1CC(NC(=O)OC(C)(C)C)C(C(=O)O)CN1CC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.