Using CC(C)(C)OC(=O)N1CCC(Nc2cc(C(=O)O)ccn2)CC1, NC[C@H](O)CN1CCc2ccccc2C1 to produce CC(C)(C)OC(=O)N1CCC(Nc2cc(C(=O)NC[C@H](O)CN3CCc4ccccc4C3)ccn2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.