C313212111133131211331333133313331333133313231333133313331333131323133313231131   >>    C31321211113313121133133313331333133313331323133313331333133313132313331323113   <<    C313212111133131211331333133313331333133313231333133313331333131323133313231133   >>      C313212111133131211331333133313331333133313231333133313331333131323133313231132   >>