C313212111133131211331333133313331333133313231333133313331333133313332321323221   >>    C31321211113313121133133313331333133313331323133313331333133313331333232132322   <<    C313212111133131211331333133313331333133313231333133313331333133313332321323223   >>      C313212111133131211331333133313331333133313231333133313331333133313332321323222   >>