I3313232213132333131121133133313233313231111331323223313231323132322221   >>    I331323221313233313112113313331323331323111133132322331323132313232222   <<    I3313232213132333131121133133313233313231111331323223313231323132322223   >>      I3313232213132333131121133133313233313231111331323223313231323132322222   >>