Using Nc1cnc2ccccc2c1NCCCCCC(=O)c1ccccc1, COC(OC)OC to produce O=C(CCCCCn1cnc2cnc3ccccc3c21)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.