Z          ZNNZ          Z  Z          HMMH          Z  Z          HMMH          Z  Z          HMMH          Z  Z          HMMH          Z  Z          HMMH          Z  Z          HMMH          Z  Z         EHMMHE         Z  HMMMMMMMMMMMMMMMMMMMMMMMMH  HMMMMMMMMMMMMMMMMMMMMMMMMH  HN N N N N EMME N N N N NH  H           MM           H  H           MM           H  H           MM           H  H           MM           H  H           MM           H  H           MM           H  HR          NN           H MMMMMMMMMMMMMMMMMMMMMMMMMMMM