B331133131323131133132233133313231333132233132313331333221232311111   >>    B33113313132313113313223313331323133313223313231333133322123231111   <<    B331133131323131133132233133313231333132233132313331333221232311113   >>      B331133131323131133132233133313231333132233132313331333221232311112   >>