C312322331333132212111133133313331323133313232313231323132313133121   >>    C31232233133313221211113313331333132313331323231323132313231313312   <<    C312322331333132212111133133313331323133313232313231323132313133123   >>      C312322331333132212111133133313331323133313232313231323132313133122   >>