Using CCOC(=O)C(C#N)=CNNc1c(C(=O)OCC)cnc2c1cnn2CC to produce CCOC(=O)c1cnn2c1[nH]c(=O)c1cnc3c(cnn3CC)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.