Using CC(=O)O, COC(OC)c1cc(OC(C)=O)c2c(c1)N1CC3NC3C(OC(C)=O)(O1)C2COC(N)=O to produce COC(OC)c1cc(OC(C)=O)c2c(c1)N1CC3C(N3C)C(OC(C)=O)(O1)C2COC(N)=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.