C132233133112121111331333133312111133132311233133313231333132313331123311   >>    C13223313311212111133133313331211113313231123313331323133313231333112331   <<    C132233133112121111331333133312111133132311233133313231333132313331123313   >>      C132233133112121111331333133312111133132311233133313231333132313331123312   >>