Using CC(=O)OC(C)(C)CCCN1C[C@@H]2COCCN2c2nc(-c3cccc4[nH]ccc34)ncc21 to produce CC(C)(O)CCCN1C[C@@H]2COCCN2c2nc(-c3cccc4[nH]ccc34)ncc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.