C312322331333132212111133133313331323133313221211111231211111332223321   >>    C31232233133313221211113313331333132313331322121111123121111133222332   <<    C312322331333132212111133133313331323133313221211111231211111332223323   >>      C312322331333132212111133133313331323133313221211111231211111332223322   >>