C111113331333132322331333133313331333132313331333131133133322321111133313222211   >>    C11111333133313232233133313331333133313231333133313113313332232111113331322221   <<    C111113331333132322331333133313331333132313331333131133133322321111133313222213   >>      C111113331333132322331333133313331333132313331333131133133322321111133313222212   >>