B33132212112331323223313211232333132313331322331333133313231323221323133321   >>    B3313221211233132322331321123233313231333132233133313331323132322132313332   <<    B33132212112331323223313211232333132313331322331333133313231323221323133323   >>      B33132212112331323223313211232333132313331322331333133313231323221323133322   >>