C2221232323213331311331333133313231323133313231123312332332232311   >>    C222123232321333131133133313331323132313331323112331233233223231   <<    C2221232323213331311331333133313231323133313231123312332332232313   >>      C2221232323213331311331333133313231323133313231123312332332232312   >>