Using CCOC(=O)COc1cc(Oc2ccc3c(c2)COB3O)ccc1C#N to produce N#Cc1ccc(Oc2ccc3c(c2)COB3O)cc1OCC(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.