G13113313231323133313331333133313232233132313331323223313223211321   >>    G1311331323132313331333133313331323223313231333132322331322321132   <<    G13113313231323133313331333133313232233132313331323223313223211323   >>      G13113313231323133313331333133313232233132313331323223313223211322   >>