C222133313331333131123313231333133313331333132331211111322331313332211   >>    C22213331333133313112331323133313331333133313233121111132233131333221   <<    C222133313331333131123313231333133313331333132331211111322331313332213   >>      C222133313331333131123313231333133313331333132331211111322331313332212   >>