Using CC12COC(c3cncc(C4(O)CCN(CC56CC(c7ccccc75)c5ccccc56)CC4)c3)(OC1)OC2 to produce COC(=O)c1cncc(C2(O)CCN(CC34CC(c5ccccc53)c3ccccc34)CC2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.