C312322331333132212111133133313331323133313221211111211111133133112132131   >>    C31232233133313221211113313331333132313331322121111121111113313311213213   <<    C312322331333132212111133133313331323133313221211111211111133133112132133   >>      C312322331333132212111133133313331323133313221211111211111133133112132132   >>