C3123223313331322121111331333133313331333121211113313331311133313232332133231   >>    C312322331333132212111133133313331333133312121111331333131113331323233213323   <<    C3123223313331322121111331333133313331333121211113313331311133313232332133233   >>      C3123223313331322121111331333133313331333121211113313331311133313232332133232   >>