C3123223313331322121111331333133313231333132212111133132313233322331333211   >>    C312322331333132212111133133313331323133313221211113313231323332233133321   <<    C3123223313331322121111331333133313231333132212111133132313233322331333213   >>      C3123223313331322121111331333133313231333132212111133132313233322331333212   >>