SMILES: C1=CN=C(N=C1)NS(=O)(=O)C2=CC=C(C=C2)N=O
Description: The molecule is a pyrimidine having a 4-nitrosobenzenesulfonamido group at the 2-position. It has a role as a drug metabolite and an allergen. It is a sulfonamide, a member of pyrimidines and a nitroso compound. It derives from a sulfanilamide.