C111123313121111121111331333133313331323232133313331311321231211321   >>    C11112331312111112111133133313331333132323213331333131132123121132   <<    C111123313121111121111331333133313331323232133313331311321231211323   >>      C111123313121111121111331333133313331323232133313331311321231211322   >>