C31232233133313221211113313331333132313331333133313331333133313331333112321131   >>    C3123223313331322121111331333133313231333133313331333133313331333133311232113   <<    C31232233133313221211113313331333132313331333133313331333133313331333112321133   >>      C31232233133313221211113313331333132313331333133313331333133313331333112321132   >>