C31321211111333132331211113313331333133313121211111333133313223311322321   >>    C3132121111133313233121111331333133313331312121111133313331322331132232   <<    C31321211111333132331211113313331333133313121211111333133313223311322323   >>      C31321211111333132331211113313331333133313121211111333133313223311322322   >>