C132233133112121111331333133313331312121111133313331333121133131321   >>    C13223313311212111133133313331333131212111113331333133312113313132   <<    C132233133112121111331333133313331312121111133313331333121133131323   >>      C132233133112121111331333133313331312121111133313331333121133131322   >>