Using CCOC(=O)c1ncn2c1CN(C)C(=O)c1ccccc1-2, [NH4+] to produce CN1Cc2c(C(N)=O)ncn2-c2ccccc2C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.