Using CSc1ncc2c(-c3ccccc3)nn(CC3CCC(NC(=O)OC(C)(C)C)CC3)c2n1, CCN to produce CNc1ncc2c(-c3ccccc3)nn(CC3CCC(NC(=O)OC(C)(C)C)CC3)c2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.