C123132112322333121111113121111331333133313231333133323223312122111233321   >>    C12313211232233312111111312111133133313331323133313332322331212211123332   <<    C123132112322333121111113121111331333133313231333133323223312122111233323   >>      C123132112322333121111113121111331333133313231333133323223312122111233322   >>