Using COC(=O)c1ccnc2c1c(C=O)cn2C(=O)OC(C)(C)C, NC(CCO)C1CC1 to produce COC(=O)c1ccnc2c1c(CNC(CCO)C1CC1)cn2C(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.