C22212323232133313113313331333133313231323133313332233122321112322231   >>    C2221232323213331311331333133313331323132313331333223312232111232223   <<    C22212323232133313113313331333133313231323133313332233122321112322233   >>      C22212323232133313113313331333133313231323133313332233122321112322232   >>