EEEEEE                     ZXXXXXX                     Z                           Z                           Z        N        R         Z       MMMMMMMMMHMMMMMMHMMMMMMMMM           H      H                    H      H                    H      H           N     N  H      H  N     N HMMMMMMMH H      H HMMMMMMMHHN     NH H      H HN     NHHMMMMMMMH H      H HMMMMMMMHHN     NH H      H HN     NHHMMMMMMMH H      H HMMMMMMMHHN     NH H      H HN     NHHMMMMMMMH H      H HMMMMMMMHH       H H      H H       HHN     NHMMMMMMMMMMHN     NH