C22212323232133313113313331333132313331311211323323222333112111321   >>    C2221232323213331311331333133313231333131121132332322233311211132   <<    C22212323232133313113313331333132313331311211323323222333112111323   >>      C22212323232133313113313331333132313331311211323323222333112111322   >>