C132233133112121111331333133313331333132322331333133313331313232333133313112211   >>    C13223313311212111133133313331333133313232233133313331333131323233313331311221   <<    C132233133112121111331333133313331333132322331333133313331313232333133313112213   >>      C132233133112121111331333133313331333132322331333133313331313232333133313112212   >>