2-(3-acetyl-2,2-dimethylcyclobutyl)acetaldehyde

(1S,6S,8S,20S)-2,5,7,7,21,21-hexamethyl-11,17-dioxa-3,4-diazatricyclo[18.1.1.1(6,8)]tricosa-2,4-dien-12,16-dione

(1S,13S,15S,28S)-2,12,14,14,29,29-hexamethyl-18,25-dioxa-3,4,10,11-tetraazatricyclo[26.1.1.1(13,15)]hentriaconta-2,11-diene-5,9,19,24-tetrone

(1S,6S,8S,21S)-2,5,7,7,22,22-hexamethyl-11,18-dioxa-3,4-diazatricyclo[19.1.1.16,8]tetracosa-2,4-diene-12,17-dione