Using Clc1nc(N2CCOCC2)c2oc3ccccc3c2n1, CC1(C)OB(c2cccc(O)c2)OC1(C)C to produce Oc1cccc(-c2nc(N3CCOCC3)c3oc4ccccc4c3n2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.