C3123223313331322121111331333133313331333121211113313121111131111211321   >>    C312322331333132212111133133313331333133312121111331312111113111121132   <<    C3123223313331322121111331333133313331333121211113313121111131111211323   >>      C3123223313331322121111331333133313331333121211113313121111131111211322   >>