C22121232133313231322331322331313231313231323132313113313231333133313331321231   >>    C2212123213331323132233132233131323131323132313231311331323133313331333132123   <<    C22121232133313231322331322331313231313231323132313113313231333133313331321233   >>      C22121232133313231322331322331313231313231323132313113313231333133313331321232   >>