Using O=C(O)CNC(=O)[C@H](Cc1ccccc1)NC(=O)OCC1c2ccccc2-c2ccccc21, CC(C)(C)OC(=O)NCCCCCCN to produce CC(C)(C)OC(=O)NCCCCCCNC(=O)CNC(=O)[C@H](Cc1ccccc1)NC(=O)OCC1c2ccccc2-c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.