C1111121111331311211331333133313331333133313231333133313331331122132311311   >>    C111112111133131121133133313331333133313331323133313331333133112213231131   <<    C1111121111331311211331333133313331333133313231333133313331331122132311313   >>      C1111121111331311211331333133313331333133313231333133313331331122132311312   >>