C3123223313331322121111331333133313231333132333133313331311332311   >>    C312322331333132212111133133313331323133313233313331333131133231   <<    C3123223313331322121111331333133313231333132333133313331311332313   >>      C3123223313331322121111331333133313231333132333133313331311332312   >>