C31232233133313221211113313331333132313331322121133133313331331121213111   >>    C3123223313331322121111331333133313231333132212113313331333133112121311   <<    C31232233133313221211113313331333132313331322121133133313331331121213113   >>      C31232233133313221211113313331333132313331322121133133313331331121213112   >>