C132233133112121111331333133313331333132322331333133311121333121   >>    C13223313311212111133133313331333133313232233133313331112133312   <<    C132233133112121111331333133313331333132322331333133311121333123   >>      C132233133112121111331333133313331333132322331333133311121333122   >>