I1231333132333132313133313221323132313331323131123313233313232233132321231   >>    I123133313233313231313331322132313231333132313112331323331323223313232123   <<    I1231333132333132313133313221323132313331323131123313233313232233132321233   >>      I1231333132333132313133313221323132313331323131123313233313232233132321232   >>