C11112331312111112111133133313331333132323133313331333131312111113331323221   >>    C1111233131211111211113313331333133313232313331333133313131211111333132322   <<    C11112331312111112111133133313331333132323133313331333131312111113331323223   >>      C11112331312111112111133133313331333132323133313331333131312111113331323222   >>