Using CCOC(=O)c1c(C)[nH]c(-c2nc3ccc(C(=O)c4ccccc4)cc3[nH]2)c1C to produce Cc1[nH]c(-c2nc3ccc(C(=O)c4ccccc4)cc3[nH]2)c(C)c1C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.