Using N#CCCN(CCC#N)CCCC1OCC2(CO1)COC(CCCN(CCC#N)CCC#N)OC2 to produce NCCCN(CCCN)CCCC1OCC2(CO1)COC(CCCN(CCCN)CCCN)OC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.