C31321211113313121133133313331333133313331323133313331333133313133313222333131   >>    C3132121111331312113313331333133313331333132313331333133313331313331322233313   <<    C31321211113313121133133313331333133313331323133313331333133313133313222333133   >>      C31321211113313121133133313331333133313331323133313331333133313133313222333132   >>