Using COC(=O)CNC(=O)c1n[nH]c2ccc(Nc3ccnc(N)n3)cc12 to produce Nc1nccc(Nc2ccc3[nH]nc(C(=O)NCC(=O)O)c3c2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.