Using CCOC(=O)C1(NC(=O)c2ncc3c(cc(-c4ccccc4)c(=O)n3Cc3ccccc3)c2O)CC1 to produce O=C(NC1(C(=O)O)CC1)c1ncc2c(cc(-c3ccccc3)c(=O)n2Cc2ccccc2)c1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.