C111113331333132322331333133313331333132313121111331322323131232311   >>    C11111333133313232233133313331333133313231312111133132232313123231   <<    C111113331333132322331333133313331333132313121111331322323131232313   >>      C111113331333132322331333133313331333132313121111331322323131232312   >>