C312322331333132212111133133313331333133312121111331333133112113312111   >>    C31232233133313221211113313331333133313331212111133133313311211331211   <<    C312322331333132212111133133313331333133312121111331333133112113312113   >>      C312322331333132212111133133313331333133312121111331333133112113312112   >>