C132233133112121111331333133313231333133313231133132322331322123233121   >>    C13223313311212111133133313331323133313331323113313232233132212323312   <<    C132233133112121111331333133313231333133313231133132322331322123233123   >>      C132233133112121111331333133313231333133313231133132322331322123233122   >>