Using COC(OC)OC, Cc1ccc(N)c(C(=O)NC2CCC(=O)NC2=O)c1 to produce Cc1ccc2ncn(C3CCC(=O)NC3=O)c(=O)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.