C132233133112121111331333133313231333133313231211113313331323221333321   >>    C13223313311212111133133313331323133313331323121111331333132322133332   <<    C132233133112121111331333133313231333133313231211113313331323221333323   >>      C132233133112121111331333133313231333133313231211113313331323221333322   >>