C31232233133313221211113313331333132313331333133313331333133313232212111133121   >>    C3123223313331322121111331333133313231333133313331333133313331323221211113312   <<    C31232233133313221211113313331333132313331333133313331333133313232212111133123   >>      C31232233133313221211113313331333132313331333133313331333133313232212111133122   >>