Using CCOC(=O)CCCCCC=O, Cc1ccc(-c2nc3c(nc2-c2ccccc2)CCCN3)cc1 to produce CCOC(=O)CCCCCCN1CCCc2nc(-c3ccccc3)c(-c3ccc(C)cc3)nc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.