C22212323232133313113313331333132313331323132213231312111321333111   >>    C2221232323213331311331333133313231333132313221323131211132133311   <<    C22212323232133313113313331333132313331323132213231312111321333113   >>      C22212323232133313113313331333132313331323132213231312111321333112   >>