Using COc1ccc(OCCCN2CCOCC2)c(C=NCCc2ccccc2)c1 to produce COc1ccc(OCCCN2CCOCC2)c(CNCCc2ccccc2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.