B3311331313231311331322331333132313331322331323133313331323323222212321   >>    B331133131323131133132233133313231333132233132313331333132332322221232   <<    B3311331313231311331322331333132313331322331323133313331323323222212323   >>      B3311331313231311331322331333132313331322331323133313331323323222212322   >>