C1111121111331311211331333133313331313331323223313331323132313331333211231   >>    C111112111133131121133133313331333131333132322331333132313231333133321123   <<    C1111121111331311211331333133313331313331323223313331323132313331333211233   >>      C1111121111331311211331333133313331313331323223313331323132313331333211232   >>