C132233133112121111331333133313331333132322331333133313232223133313232112321   >>    C13223313311212111133133313331333133313232233133313331323222313331323211232   <<    C132233133112121111331333133313331333132322331333133313232223133313232112323   >>      C132233133112121111331333133313331333132322331333133313232223133313232112322   >>