Using CCOC(=O)CC(=O)Cn1nc(C)c(Cc2cc(C)c(OC)c3c2CCC3)c1C, CC(=N)N to produce COc1c(C)cc(Cc2c(C)nn(Cc3cc(=O)[nH]c(C)n3)c2C)c2c1CCC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.