Using C[O-], CC(=O)OCC1COCC(=O)N1C1=C(I)C(C(N)=O)C(I)(C(COC(C)=O)COC(C)=O)C(C(N)=O)=C1I to produce O=C(NC(CO)CO)c1c(I)c(C(=O)NC(CO)CO)c(I)c(N2C(=O)COCC2CO)c1I, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.