C312322331333132212111133133313331323133313221211113313121111331333231322311   >>    C31232233133313221211113313331333132313331322121111331312111133133323132231   <<    C312322331333132212111133133313331323133313221211113313121111331333231322313   >>      C312322331333132212111133133313331323133313221211113313121111331333231322312   >>