Using CCCCc1nn(CCCC)c(C(=O)OCC)c1Cc1ccc(C2(C(=O)OCC)CC=CC2)s1 to produce CCCCc1nn(CCCC)c(C(=O)O)c1Cc1ccc(C2(C(=O)O)CC=CC2)s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.