C132233133112121111331333133313231333132333131211113313331212231   >>    C13223313311212111133133313331323133313233313121111331333121223   <<    C132233133112121111331333133313231333132333131211113313331212233   >>      C132233133112121111331333133313231333132333131211113313331212232   >>