C3123121111113313121111331333133313311211113323133313331322331333132311211   >>    C312312111111331312111133133313331331121111332313331333132233133313231121   <<    C3123121111113313121111331333133313311211113323133313331322331333132311213   >>      C3123121111113313121111331333133313311211113323133313331322331333132311212   >>