C111113331333132322331333133313331311331311331323133313113313232333131211211321   >>    C11111333133313232233133313331333131133131133132313331311331323233313121121132   <<    C111113331333132322331333133313331311331311331323133313113313232333131211211323   >>      C111113331333132322331333133313331311331311331323133313113313232333131211211322   >>