N -Formyl-2-(5-nitrothiophen-2-yl)benzothiazole-6-

aDepartment of Urology, University Hospital Charite, Berlin, Germany, bBerlin Institute for Urologic Research, Berlin, Germany, cLaboratory of Organic Synthesis and Laboratory of Biochemistry, School of Pharmacy, Central University of Venezuela, Caracas, Venezuela, dDepartment of Physiology, University Hospital Charite, Berlin, Germany, eDepartment of Urology, University Teaching Hospital, Offenbach, Germany, and fDepartment of Experimental Medicine, University Hospital Charite, Berlin, Germany