Using NCCN[C@H]1CC[C@H](CC(=O)N[C@H]2Cc3cccc(C(=O)O)c3OB2O)CC1, C[C@@H](C=O)NC(=O)OC(C)(C)C to produce C[C@@H](CNCCN[C@H]1CC[C@H](CC(=O)N[C@H]2Cc3cccc(C(=O)O)c3OB2O)CC1)NC(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.