C132233133112121111331333133313331333132322331333131211331333121   >>    C13223313311212111133133313331333133313232233133313121133133312   <<    C132233133112121111331333133313331333132322331333131211331333123   >>      C132233133112121111331333133313331333132322331333131211331333122   >>