C31232233133313221211113313331333132313331322121111332212111133112133311211   >>    C3123223313331322121111331333133313231333132212111133221211113311213331121   <<    C31232233133313221211113313331333132313331322121111332212111133112133311213   >>      C31232233133313221211113313331333132313331322121111332212111133112133311212   >>