C3123223313331322121111331333133313331333121211111133132322123131   >>    C312322331333132212111133133313331333133312121111113313232212313   <<    C3123223313331322121111331333133313331333121211111133132322123133   >>      C3123223313331322121111331333133313331333121211111133132322123132   >>