Using COc1cc2oc(=O)c3c(c2c(OC)c1OC)CCNC3, ClCCN1CC2CCC(CC2)C1 to produce COc1cc2oc(=O)c3c(c2c(OC)c1OC)CCN(CCN1CC2CCC(CC2)C1)C3, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.