Using NC(=O)c1ccc(C(=O)CC(C(=O)c2ccccn2)c2ccc3c(c2)OCO3)cc1, [NH4+] to produce NC(=O)c1ccc(-c2cc(-c3ccc4c(c3)OCO4)c(-c3ccccn3)[nH]2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.