C313212111133131211331333133313331333133311233133313332212132321   >>    C31321211113313121133133313331333133313331123313331333221213232   <<    C313212111133131211331333133313331333133311233133313332212132323   >>      C313212111133131211331333133313331333133311233133313332212132322   >>