Using COc1ccc2c3c(c(=O)oc2c1OC)CN(CCN1CC2CCC(CC2)C1)CC3 to produce O=c1oc2c(O)c(O)ccc2c2c1CN(CCN1CC3CCC(CC3)C1)CC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.