Using COC(=N)N, CCC1CC/C(=C\N(C)C)C(=O)c2c1c(C(=O)N(C)OC)nn2C to produce COc1ncc2c(n1)-c1c(c(C(=O)N(C)OC)nn1C)CCC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.