CN2014104850931nCN2016107803880nCN2016107933687nCN2018109729956nCN2016107777068nCN2007100530737nCN201210308224XnCN2012103105858nCN2013103724392nCN201710770199XnCN2016106656653nCN2017107505320nCN2011102329448nCN2012103172693nCN2015105254371nCN20181095
没有明确的要求,以下是一种可能的正则表达式:
^(CN\d{12}.\d)$
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