Dexp at bt501

Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501
Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501
Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501Dexp at bt501