B33132212112331323223313221232313113313233313331333132313232233221   >>    B3313221211233132322331322123231311331323331333133313231323223322   <<    B33132212112331323223313221232313113313233313331333132313232233223   >>      B33132212112331323223313221232313113313233313331333132313232233222   >>