B33132212112331323223313211232333132313331322331333133313232233131223321   >>    B3313221211233132322331321123233313231333132233133313331323223313122332   <<    B33132212112331323223313211232333132313331322331333133313232233131223323   >>      B33132212112331323223313211232333132313331322331333133313232233131223322   >>