C132233133112121111331333133313331333132313231332133313223322231   >>    C13223313311212111133133313331333133313231323133213331322332223   <<    C132233133112121111331333133313331333132313231332133313223322233   >>      C132233133112121111331333133313331333132313231332133313223322232   >>