C31321211113313121133133313331333133313331323132313331333133313331333131222121   >>    C3132121111331312113313331333133313331333132313231333133313331333133313122212   <<    C31321211113313121133133313331333133313331323132313331333133313331333131222123   >>      C31321211113313121133133313331333133313331323132313331333133313331333131222122   >>