C132233133112121111331333133313331333132322331333131323131333121   >>    C13223313311212111133133313331333133313232233133313132313133312   <<    C132233133112121111331333133313331333132322331333131323131333123   >>      C132233133112121111331333133313331333132322331333131323131333122   >>