Using CCOC(=O)CCCCCCOc1c(CN2CCN(Cc3ccccc3)CC2)ccc(OC)c1OC to produce COc1ccc(CN2CCN(Cc3ccccc3)CC2)c(OCCCCCCC(=O)O)c1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.