C3132121111133313233121111331333133313331333133313331323321333221   >>    C313212111113331323312111133133313331333133313331333132332133322   <<    C3132121111133313233121111331333133313331333133313331323321333223   >>      C3132121111133313233121111331333133313331333133313331323321333222   >>