Using O=C(O)CNC(=O)CCCCCN1C(=O)C=CC1=O, COC(=O)[C@H](Cc1ccc(N)cc1)NC(=O)OC(C)(C)C to produce COC(=O)[C@H](Cc1ccc(NC(=O)CNC(=O)CCCCCN2C(=O)C=CC2=O)cc1)NC(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.