C31321211113313121133133313331333133313331323133313331333133313331323122121   >>    C3132121111331312113313331333133313331333132313331333133313331333132312212   <<    C31321211113313121133133313331333133313331323133313331333133313331323122123   >>      C31321211113313121133133313331333133313331323133313331333133313331323122122   >>