Using CCC[C@H](NC(=O)OC(C)(C)C)[C@H](O)C(=O)O, NC1CC1 to produce CCC[C@H](NC(=O)OC(C)(C)C)[C@H](O)C(=O)NC1CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.