Using CNCC1(c2ccc(OCCCN3CCCC3)cc2)CCOCC1, OC1COC(O)CO1 to produce CN(CCO)CC1(c2ccc(OCCCN3CCCC3)cc2)CCOCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.