Using Nc1cnc2cccnc2c1NCC1(O)CCCCC1, CCCC(OC)(OC)OC to produce CCCc1nc2cnc3cccnc3c2n1CC1(O)CCCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.