C13223313311212111133133313331323133313233313121111331333131322321   >>    C1322331331121211113313331333132313331323331312111133133313132232   <<    C13223313311212111133133313331323133313233313121111331333131322323   >>      C13223313311212111133133313331323133313233313121111331333131322322   >>