C2221333133313331311233132313331333133313331323312111113331323131213221   >>    C222133313331333131123313231333133313331333132331211111333132313121322   <<    C2221333133313331311233132313331333133313331323312111113331323131213223   >>      C2221333133313331311233132313331333133313331323312111113331323131213222   >>