C313212111133131211331333133313331333133313231333133313331333133313332223213331   >>    C31321211113313121133133313331333133313331323133313331333133313331333222321333   <<    C313212111133131211331333133313331333133313231333133313331333133313332223213333   >>      C313212111133131211331333133313331333133313231333133313331333133313332223213332   >>