B33113313132313113313223313331323131323133313232233131133132223321   >>    B3311331313231311331322331333132313132313331323223313113313222332   <<    B33113313132313113313223313331323131323133313232233131133132223323   >>      B33113313132313113313223313331323131323133313232233131133132223322   >>