C3123223313331322121111331333133313231333132212111112111111113323311211   >>    C312322331333132212111133133313331323133313221211111211111111332331121   <<    C3123223313331322121111331333133313231333132212111112111111113323311213   >>      C3123223313331322121111331333133313231333132212111112111111113323311212   >>