Using OC1CCNCC1, Clc1nccnc1OC1CCN(c2ccc3ccccc3n2)CC1 to produce OC1CCN(c2nccnc2OC2CCN(c3ccc4ccccc4n3)CC2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.