C312322331333132212111133133313331323133312111133133313112223311211312121   >>    C31232233133313221211113313331333132313331211113313331311222331121131212   <<    C312322331333132212111133133313331323133312111133133313112223311211312123   >>      C312322331333132212111133133313331323133312111133133313112223311211312122   >>