Using CCOC(=O)C(=CNc1cc(C)nn1-c1ccccn1)C(=O)OCC to produce CCOC(=O)c1cnc2c(c(C)nn2-c2ccccn2)c1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.