B3311331313231311331322331333131133133313231133133313231333132322131131   >>    B331133131323131133132233133313113313331323113313331323133313232213113   <<    B3311331313231311331322331333131133133313231133133313231333132322131133   >>      B3311331313231311331322331333131133133313231133133313231333132322131132   >>