C313212111133131211331333133313331333133313231333133313331333133313113312332321   >>    C31321211113313121133133313331333133313331323133313331333133313331311331233232   <<    C313212111133131211331333133313331333133313231333133313331333133313113312332323   >>      C313212111133131211331333133313331333133313231333133313331333133313113312332322   >>