C31321211113313121133133313331333133313331333132333133313231321221   >>    C3132121111331312113313331333133313331333133313233313331323132122   <<    C31321211113313121133133313331333133313331333132333133313231321223   >>      C31321211113313121133133313331333133313331333132333133313231321222   >>