C3123223313331322121111331333133313231333133313331312111133133313233111121   >>    C312322331333132212111133133313331323133313331333131211113313331323311112   <<    C3123223313331322121111331333133313231333133313331312111133133313233111123   >>      C3123223313331322121111331333133313231333133313331312111133133313233111122   >>