Using CCOC(=O)c1cnc2c(-c3ccc(Sc4ccccc4)c(OC)c3)cnn2c1O to produce COc1cc(-c2cnn3c(O)ccnc23)ccc1Sc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.