I3313232213132333131121133133313223313231333131123313232233132322221   >>    I331323221313233313112113313331322331323133313112331323223313232222   <<    I3313232213132333131121133133313223313231333131123313232233132322223   >>      I3313232213132333131121133133313223313231333131123313232233132322222   >>