C313212111133131211331333133313331333132233132313331323231322321   >>    C31321211113313121133133313331333133313223313231333132323132232   <<    C313212111133131211331333133313331333132233132313331323231322323   >>      C313212111133131211331333133313331333132233132313331323231322322   >>