Using CCOC(=O)c1ccc(C(N)C(C)C)cc1, O=C(O)C12CC3CC(CC(C3)C1)C2 to produce CCOC(=O)c1ccc(C(NC(=O)C23CC4CC(CC(C4)C2)C3)C(C)C)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.