Using CCOC(=O)CC(C)c1ccc(NC(=O)Cc2ccc3nc(Nc4ccccc4C)oc3c2)cn1 to produce Cc1ccccc1Nc1nc2ccc(CC(=O)Nc3ccc(C(C)CC(=O)O)nc3)cc2o1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.