C3123223313331322121111331333133313331333121211113313222321333321   >>    C312322331333132212111133133313331333133312121111331322232133332   <<    C3123223313331322121111331333133313331333121211113313222321333323   >>      C3123223313331322121111331333133313331333121211113313222321333322   >>