G131133132313231333133313331333132322331323133313232213231123231   >>    G13113313231323133313331333133313232233132313331323221323112323   <<    G131133132313231333133313331333132322331323133313232213231123233   >>      G131133132313231333133313331333132322331323133313232213231123232   >>