C111112111133131121133133313331333133313331323133313331331121111331333131113211   >>    C11111211113313112113313331333133313331333132313331333133112111133133313111321   <<    C111112111133131121133133313331333133313331323133313331331121111331333131113213   >>      C111112111133131121133133313331333133313331323133313331331121111331333131113212   >>