G131133132313231333133313331333131133133313331323222313232212231   >>    G13113313231323133313331333133313113313331333132322231323221223   <<    G131133132313231333133313331333131133133313331323222313232212233   >>      G131133132313231333133313331333131133133313331323222313232212232   >>