Using COC1=NS(=O)N=C1OC, N=C(N)Nc1nc(CSCCN)cs1 to produce N=C(N)Nc1nc(CSCCNC2=NS(=O)N=C2NCCSCc2csc(NC(=N)N)n2)cs1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.