Unveiling the central parsec region of an AGN: the Circinus nucleus in the near infrared with the VLT by Prieto, M, Meisenheimer, K, Marco, O, Reunanen, J, Contini, M, Clenet, Y, Davies, R, Gratadour, D, Henning, T, Klaas, U, Kotilainen, J, Leinert, C, Lutz, D, Rouan, D, Thatte, N