C3123223313331322121111331333133313331333121211113313113313112113121322321   >>    C312322331333132212111133133313331333133312121111331311331311211312132232   <<    C3123223313331322121111331333133313331333121211113313113313112113121322323   >>      C3123223313331322121111331333133313331333121211113313113313112113121322322   >>