G13113313231323133313331333133313113313331333132322331121112321   >>    G1311331323132313331333133313331311331333133313232233112111232   <<    G13113313231323133313331333133313113313331333132322331121112323   >>      G13113313231323133313331333133313113313331333132322331121112322   >>