B331322121123313232233132212323131133132333133313331323132311321   >>    B33132212112331323223313221232313113313233313331333132313231132   <<    B331322121123313232233132212323131133132333133313331323132311323   >>      B331322121123313232233132212323131133132333133313331323132311322   >>