Using CC(C)(C)OC(=O)NCCOCCOCCN, O=C(NC1CCN(Cc2ccc(C(=O)O)cc2)CC1)OCC1c2ccccc2-c2ccccc21 to produce CC(C)(C)OC(=O)NCCOCCOCCNC(=O)c1ccc(CN2CCC(NC(=O)OCC3c4ccccc4-c4ccccc43)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.