C111123313331323113313331323133313331311331311331333133322213231   >>    C11112331333132311331333132313331333131133131133133313332221323   <<    C111123313331323113313331323133313331311331311331333133322213233   >>      C111123313331323113313331323133313331311331311331333133322213232   >>