C313212111133131211331333133313331333133313231333133313331333133313332212113321   >>    C31321211113313121133133313331333133313331323133313331333133313331333221211332   <<    C313212111133131211331333133313331333133313231333133313331333133313332212113323   >>      C313212111133131211331333133313331333133313231333133313331333133313332212113322   >>