C111123313121111121111331333133313331333221311312111133133313232211321   >>    C11112331312111112111133133313331333133322131131211113313331323221132   <<    C111123313121111121111331333133313331333221311312111133133313232211323   >>      C111123313121111121111331333133313331333221311312111133133313232211322   >>