C11111333133313331211211331333133313331323133313331333133313113322311   >>    C1111133313331333121121133133313331333132313331333133313331311332231   <<    C11111333133313331211211331333133313331323133313331333133313113322313   >>      C11111333133313331211211331333133313331323133313331333133313113322312   >>