C22212323232133313113313331333132313331311211323323222212323232331   >>    C2221232323213331311331333133313231333131121132332322221232323233   <<    C22212323232133313113313331333132313331311211323323222212323232333   >>      C22212323232133313113313331333132313331311211323323222212323232332   >>