C132233133112121111331333133313331312121111133313331333132232313231321   >>    C13223313311212111133133313331333131212111113331333133313223231323132   <<    C132233133112121111331333133313331312121111133313331333132232313231323   >>      C132233133112121111331333133313331312121111133313331333132232313231322   >>