C132233133112121111331333133313231333133313231211113313121111132323221   >>    C13223313311212111133133313331323133313331323121111331312111113232322   <<    C132233133112121111331333133313231333133313231211113313121111132323223   >>      C132233133112121111331333133313231333133313231211113313121111132323222   >>