C1111233133313231133133313231333133313113313113313331333133112232222221   >>    C111123313331323113313331323133313331311331311331333133313311223222222   <<    C1111233133313231133133313231333133313113313113313331333133112232222223   >>      C1111233133313231133133313231333133313113313113313331333133112232222222   >>