I1231333132333132313133313221323132313331323131123313233313231121111   >>    I123133313233313231313331322132313231333132313112331323331323112111   <<    I1231333132333132313133313221323132313331323131123313233313231121113   >>      I1231333132333132313133313221323132313331323131123313233313231121112   >>