Using CCOC(=O)CNc1ccc(-c2c(/C=C/c3ccc4ccccc4n3)nc3c(N4CCOCC4)ccnn23)cn1 to produce O=C(O)CNc1ccc(-c2c(/C=C/c3ccc4ccccc4n3)nc3c(N4CCOCC4)ccnn23)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.