Using CN(CCN(CCCOc1ccc2c(ccc(=O)n2C)c1)Cc1ccncc1)C(=O)OC(C)(C)C to produce CNCCN(CCCOc1ccc2c(ccc(=O)n2C)c1)Cc1ccncc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.