C31321211113313121133133313331333133313331123313331322331323221221   >>    C3132121111331312113313331333133313331333112331333132233132322122   <<    C31321211113313121133133313331333133313331123313331322331323221223   >>      C31321211113313121133133313331333133313331123313331322331323221222   >>