C3123223313331322121111331333133313231333132212111133131121112331   >>    C312322331333132212111133133313331323133313221211113313112111233   <<    C3123223313331322121111331333133313231333132212111133131121112333   >>      C3123223313331322121111331333133313231333132212111133131121112332   >>