B33132212112331323223313211232333132313331322331333133313331313113321   >>    B3313221211233132322331321123233313231333132233133313331333131311332   <<    B33132212112331323223313211232333132313331322331333133313331313113323   >>      B33132212112331323223313211232333132313331322331333133313331313113322   >>