C111123313121111121111331333133313331333133313331333133313331323311221323221   >>    C11112331312111112111133133313331333133313331333133313331333132331122132322   <<    C111123313121111121111331333133313331333133313331333133313331323311221323223   >>      C111123313121111121111331333133313331333133313331333133313331323311221323222   >>