C111123313331323113313331323133313331311331311331333133312111133211   >>    C11112331333132311331333132313331333131133131133133313331211113321   <<    C111123313331323113313331323133313331311331311331333133312111133213   >>      C111123313331323113313331323133313331311331311331333133312111133212   >>