12,18-Dihydroxysenecionan-11,16-dione 4-oxide 12,18-Dihydroxysenecionan-11,16-dione-4-oxide 15503-86-3 4-27-00-06664 (Beilstein Handbook Reference) BRN 0058804 CCRIS 4339 HSDB 3499 ISATIDINE Retrorsine N-oxide Retrorsine oxide Retrorsine, N-oxide Retrorsine-N-oxide Senecionan-11,16-dione, 12,18-dihydroxy-, 4-oxide Senecionan-11,16-dione, 12,18-dihydroxy-, 4-oxide (9CI) cis-Retronecic acid ester of retronecine-N-oxide trans-15-Ethylidene-12beta-hydroxy-12alpha-hydroxymethyl-13beta-methylsenec-1-enine-4-oxide