B33113313132313113313223313331323133313223313231333131133131333132322131   >>    B3311331313231311331322331333132313331322331323133313113313133313232213   <<    B33113313132313113313223313331323133313223313231333131133131333132322133   >>      B33113313132313113313223313331323133313223313231333131133131333132322132   >>