C132233133112121111331333133313331323331333133313233313222313131   >>    C13223313311212111133133313331333132333133313331323331322231313   <<    C132233133112121111331333133313331323331333133313233313222313133   >>      C132233133112121111331333133313331323331333133313233313222313132   >>