Using CCOC(=O)c1ccc(O)nc1, CC(C)(C)OC(=O)NC1CCN(Cc2ccc(B(O)O)cc2)CC1 to produce CCOC(=O)c1ccc(=O)n(-c2ccc(CN3CCC(NC(=O)OC(C)(C)C)CC3)cc2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.