C31321211113313121133133313331333133313331123313331323311221321   >>    C3132121111331312113313331333133313331333112331333132331122132   <<    C31321211113313121133133313331333133313331123313331323311221323   >>      C31321211113313121133133313331333133313331123313331323311221322   >>