I33132322131121133131323331333132313331333223313231333133313113313232222131   >>    I3313232213112113313132333133313231333133322331323133313331311331323222213   <<    I33132322131121133131323331333132313331333223313231333133313113313232222133   >>      I33132322131121133131323331333132313331333223313231333133313113313232222132   >>