7225-22-1 11-(1-hydroxyethyl)-4,15-dimethoxy-20,20-dimethyl-5,6,8,9,11,12-hexahydro-1,18-methanodibenzo[b,n][1,5,8,11]oxatriazacyclopentadecine-7,10,13(14H)-trione 7225-23-2 1,9-dimethoxy-13,16,19,22,26,26-hexamethyl-10,11,13,14,16,17,19,20,22,23-decahydro-4,6-methanodibenzo[b,t][1,5,8,11,14,17]oxapentaazacyclohenicosine-12,15,18,21,24(25H)-pentone