C1111233133313231133133313331333133313231331121133132322132323221   >>    C111123313331323113313331333133313331323133112113313232213232322   <<    C1111233133313231133133313331333133313231331121133132322132323223   >>      C1111233133313231133133313331333133313231331121133132322132323222   >>