G13113313231323133313331333133313113313331323223313231313221321   >>    G1311331323132313331333133313331311331333132322331323131322132   <<    G13113313231323133313331333133313113313331323223313231313221323   >>      G13113313231323133313331333133313113313331323223313231313221322   >>