C132233133112121111331333133313331333132322331333133313232221213321   >>    C13223313311212111133133313331333133313232233133313331323222121332   <<    C132233133112121111331333133313331333132322331333133313232221213323   >>      C132233133112121111331333133313331333132322331333133313232221213322   >>