C111113331333132322331333133313331323133313113313231333131232311   >>    C11111333133313232233133313331333132313331311331323133313123231   <<    C111113331333132322331333133313331323133313113313231333131232313   >>      C111113331333132322331333133313331323133313113313231333131232312   >>