C123132112322333121111113121111331333133313332222331132321313321   >>    C12313211232233312111111312111133133313331333222233113232131332   <<    C123132112322333121111113121111331333133313332222331132321313323   >>      C123132112322333121111113121111331333133313332222331132321313322   >>