C132233133112121111331333133313231333132333131211113313233312231   >>    C13223313311212111133133313331323133313233313121111331323331223   <<    C132233133112121111331333133313231333132333131211113313233312233   >>      C132233133112121111331333133313231333132333131211113313233312232   >>