B331133131323131133132233133313231333132233132313331333131331121111112223331   >>    B33113313132313113313223313331323133313223313231333133313133112111111222333   <<    B331133131323131133132233133313231333132233132313331333131331121111112223333   >>      B331133131323131133132233133313231333132233132313331333131331121111112223332   >>