B3313221211233132322331321123233313231333132233133313331333131212111113221   >>    B331322121123313232233132112323331323133313223313331333133313121211111322   <<    B3313221211233132322331321123233313231333132233133313331333131212111113223   >>      B3313221211233132322331321123233313231333132233133313331333131212111113222   >>