B3313221211233132322331321123233313231333132233133313331313231323132313223331   >>    B331322121123313232233132112323331323133313223313331333131323132313231322333   <<    B3313221211233132322331321123233313231333132233133313331313231323132313223333   >>      B3313221211233132322331321123233313231333132233133313331313231323132313223332   >>