C2221232323213331311331333133313231323133313121121132321322312321   >>    C222123232321333131133133313331323132313331312112113232132231232   <<    C2221232323213331311331333133313231323133313121121132321322312323   >>      C2221232323213331311331333133313231323133313121121132321322312322   >>