Frondoside C, a new nonholostane triterpene glycoside from the sea cucumber Cucumaria frondosa: Structure and cytotoxicity of its desulfated derivative

1. Avilov, S.A.
2. Drozdova, O.A.
3. Kalinin, V.I.
4. Kalinovsky, A.I.
5. Stonik, V.A.
6. Gudimova, E.N.
7. Riguera, R.
8. Jiménez, C.