Using ClCC=C(COCc1ccccc1)COCc1ccccc1, Nc1nc(Cl)c2[nH]cnc2n1 to produce Nc1nc(Cl)c2ncn(CC=C(COCc3ccccc3)COCc3ccccc3)c2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.