Using O=C1Cc2cc3c(cc2C(c2ccc([N+](=O)[O-])cc2)=NN1)OCO3 to produce Nc1ccc(C2=NNC(=O)Cc3cc4c(cc32)OCO4)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.