C313212111133131211331333133313331323132313331333133313223313223333211322321   >>    C31321211113313121133133313331333132313231333133313331322331322333321132232   <<    C313212111133131211331333133313331323132313331333133313223313223333211322323   >>      C313212111133131211331333133313331323132313331333133313223313223333211322322   >>