C1111133313331323223313331333133313331333131211113313331323133313113111   >>    C111113331333132322331333133313331333133313121111331333132313331311311   <<    C1111133313331323223313331333133313331333131211113313331323133313113113   >>      C1111133313331323223313331333133313331333131211113313331323133313113112   >>