Using CC(=O)N1N=C(c2ccc(N)cc2)c2cc3c(cc2CC1C)OCO3, CN=C=O to produce CNC(=O)Nc1ccc(C2=NN(C(C)=O)C(C)Cc3cc4c(cc32)OCO4)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.