D2122132313112331313133313223313113313132322331323221212111133132211   >>    D212213231311233131313331322331311331313232233132322121211113313221   <<    D2122132313112331313133313223313113313132322331323221212111133132213   >>      D2122132313112331313133313223313113313132322331323221212111133132212   >>