Using COc1ncc(-c2cc3c(C)nc(N)nc3n(C3CCOCC3)c2=O)cn1 to produce Cc1nc(N)nc2c1cc(-c1cnc(O)nc1)c(=O)n2C1CCOCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.