Using C=CC(=O)CCCCC, CCOC(=O)CCCCCCC(N)C(=O)OCC to produce CCCCCC(O)CCNC(CCCCCCC(=O)OCC)C(=O)OCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.