Using COC(C)(C)OC, OC[C@H]1C[C@@H](Nc2cc(Nc3cccc4c3CCCC4)ncn2)[C@H](O)[C@@H]1O to produce CC1(C)O[C@@H]2[C@@H](CO)C[C@@H](Nc3cc(Nc4cccc5c4CCCC5)ncn3)[C@@H]2O1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.