Using Cc1ccc(C(=O)c2c(N)sc3c2CCCC3)cc1, CCOC(=O)CCC(=O)CC to produce CCOC(=O)Cc1c(CC)nc2sc3c(c2c1-c1ccc(C)cc1)CCCC3, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.