Similar names: 2,3,5,7a-Tetrahydro-1,7a-dihydroxy-7-(hydroxymethyl)-4-methyl-1H-pyrrolizinium hydroxide, inner salt, cyclic diester with senecic acid (7CI); 4,8-Secosenecionan-8,11,16-trione, 12-hydroxy-4-methyl-; (1R,4Z,6R,7R)-4-Ethylidene-7-hydroxy-6,7,14-trimethyl-2,9-dioxa-14-azabicyclo[9.5.1]heptadec-11-ene-3,8,17-trione; 2,9-Dioxa-14-azabicyclo[9.5.1]heptadec-11-ene-3,8,17-trione, 4-ethylidene-7-hydroxy-6,7,14-trimethyl-, [1R-(1R*,4Z,6R*,7R*)]-; NSC 89945; Renardin; Renardine; Renardine (neutral); Senkirkin; Senkirkine; Senkirkine (neutral)