Using O=C(O)c1ccc(NN2C=NCC2)cc1, CS(=O)(=O)Oc1ccc2cc(C(=N)N)ccc2c1 to produce N=C(N)c1ccc2cc(OC(=O)c3ccc(NN4C=NCC4)cc3)ccc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.