C1111233131211111211113313331333133313331333133313331322331323131132311   >>    C111123313121111121111331333133313331333133313331333132233132313113231   <<    C1111233131211111211113313331333133313331333133313331322331323131132313   >>      C1111233131211111211113313331333133313331333133313331322331323131132312   >>