C1111233133313231133133313331333133313231331121133131333131113221   >>    C111123313331323113313331333133313331323133112113313133313111322   <<    C1111233133313231133133313331333133313231331121133131333131113223   >>      C1111233133313231133133313331333133313231331121133131333131113222   >>