Synonyms: 2(4H)-Benzofuranone,5,6,7,7a-tetrahydro-6-hydroxy-4,4,7a-trimethyl-, (6S-cis)-; 2(4H)-Benzofuranone,5,6,7,7a-tetrahydro-6b-hydroxy-4,4,7ab-trimethyl- (8CI); (-)-Loliolide; (6S,7AR)-loliolide; Calendin; Caulilide;Digiprolactone; Loliolid; Loliolide; NSC 289632