C2221333133313331311233132313331333133313331323312113313331312123321   >>    C222133313331333131123313231333133313331333132331211331333131212332   <<    C2221333133313331311233132313331333133313331323312113313331312123323   >>      C2221333133313331311233132313331333133313331323312113313331312123322   >>