Reference

Search for REF=[1394].
1394
Collins, M. D., McCarthy, A. J. and Cross, T.
New highly saturated members of the vitamin K2 series from Thermomonospora.
Zentralbl. Bakteriol. Hyg. I. Abt. Orig. C 3: 358-363, 1982.
DOI: 10.1016/S0721-9571(82)80015-X.