C132223312111133132313331333133313231323132313331323133313221322331333132322231   >>    C13222331211113313231333133313331323132313231333132313331322132233133313232223   <<    C132223312111133132313331333133313231323132313331323133313221322331333132322233   >>      C132223312111133132313331333133313231323132313331323133313221322331333132322232   >>