Using COc1cc(-c2cnc(Nc3ccc(C(=O)NCc4cccnc4)cc3)c3ncnn23)ccn1 to produce O=C(NCc1cccnc1)c1ccc(Nc2ncc(-c3cc[nH]c(=O)c3)n3ncnc23)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.