Using NCC(=O)Nc1ccc2oc(C(=O)Nc3ccc4[nH]c(C(=O)O)cc4c3)cc2c1, N=C(N)n1cccn1 to produce N=C(N)NCC(=O)Nc1ccc2oc(C(=O)Nc3ccc4[nH]c(C(=O)O)cc4c3)cc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.