Using COC(=O)CCCCc1cnn2c(NC3CC3)nc(Nc3cccc(N)c3)nc12 to produce Nc1cccc(Nc2nc(NC3CC3)n3ncc(CCCCC(=O)O)c3n2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.