C31232233133313221211113313331333132313331322121111331331121211211   >>    C3123223313331322121111331333133313231333132212111133133112121121   <<    C31232233133313221211113313331333132313331322121111331331121211213   >>      C31232233133313221211113313331333132313331322121111331331121211212   >>